Home / 4,728,001.60-7,092,002.40-1,316,281.60

Finding the Fourth Proportional to 4,728,001.60, 7,092,002.40 and 1,316,281.60

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Solution

The fourth proportional to 4,728,001.60, 7,092,002.40 and 1,316,281.60 is: 1,974,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728,001.60 : 7,092,002.40 = 1,316,281.60 : x
  2. Step 2: Convert to fraction form
    4,728,001.60/7,092,002.40 = 1,316,281.60/x
  3. Step 3: Cross multiply
    4,728,001.60x = 7,092,002.40 × 1,316,281.60
  4. Step 4: Simplify right side
    4,728,001.60x = 9,335,072,266,275.84
  5. Step 5: Solve for x
    x = 9,335,072,266,275.84/4,728,001.60
  6. Step 6: Final answer
    x = 1,974,422.40

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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.