Home / 4,098,699.80-6,148,049.70-1,258,807.40

Finding the Fourth Proportional to 4,098,699.80, 6,148,049.70 and 1,258,807.40

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Solution

The fourth proportional to 4,098,699.80, 6,148,049.70 and 1,258,807.40 is: 1,888,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,699.80 : 6,148,049.70 = 1,258,807.40 : x
  2. Step 2: Convert to fraction form
    4,098,699.80/6,148,049.70 = 1,258,807.40/x
  3. Step 3: Cross multiply
    4,098,699.80x = 6,148,049.70 × 1,258,807.40
  4. Step 4: Simplify right side
    4,098,699.80x = 7,739,210,457,927.78
  5. Step 5: Solve for x
    x = 7,739,210,457,927.78/4,098,699.80
  6. Step 6: Final answer
    x = 1,888,211.10

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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.