Home / 4,258,609.60-6,387,914.40-2,129,022.40

Finding the Fourth Proportional to 4,258,609.60, 6,387,914.40 and 2,129,022.40

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Solution

The fourth proportional to 4,258,609.60, 6,387,914.40 and 2,129,022.40 is: 3,193,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,609.60 : 6,387,914.40 = 2,129,022.40 : x
  2. Step 2: Convert to fraction form
    4,258,609.60/6,387,914.40 = 2,129,022.40/x
  3. Step 3: Cross multiply
    4,258,609.60x = 6,387,914.40 × 2,129,022.40
  4. Step 4: Simplify right side
    4,258,609.60x = 13,600,012,846,882.56
  5. Step 5: Solve for x
    x = 13,600,012,846,882.56/4,258,609.60
  6. Step 6: Final answer
    x = 3,193,533.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.