Home / 4,721,329.60-7,072,663.20-2,587,595.20

Finding the Fourth Proportional to 4,721,329.60, 7,072,663.20 and 2,587,595.20

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Solution

The fourth proportional to 4,721,329.60, 7,072,663.20 and 2,587,595.20 is: 3,876,278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,329.60 : 7,072,663.20 = 2,587,595.20 : x
  2. Step 2: Convert to fraction form
    4,721,329.60/7,072,663.20 = 2,587,595.20/x
  3. Step 3: Cross multiply
    4,721,329.60x = 7,072,663.20 × 2,587,595.20
  4. Step 4: Simplify right side
    4,721,329.60x = 18,301,189,347,536.64
  5. Step 5: Solve for x
    x = 18,301,189,347,536.64/4,721,329.60
  6. Step 6: Final answer
    x = 3,876,278.70

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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.