Home / 4,374,021.40-6,561,032.10-2,134,533.40

Finding the Fourth Proportional to 4,374,021.40, 6,561,032.10 and 2,134,533.40

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Solution

The fourth proportional to 4,374,021.40, 6,561,032.10 and 2,134,533.40 is: 3,201,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,021.40 : 6,561,032.10 = 2,134,533.40 : x
  2. Step 2: Convert to fraction form
    4,374,021.40/6,561,032.10 = 2,134,533.40/x
  3. Step 3: Cross multiply
    4,374,021.40x = 6,561,032.10 × 2,134,533.40
  4. Step 4: Simplify right side
    4,374,021.40x = 14,004,742,155,922.14
  5. Step 5: Solve for x
    x = 14,004,742,155,922.14/4,374,021.40
  6. Step 6: Final answer
    x = 3,201,800.10

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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.