Home / 2,931,891.06-4,391,849.60-1,508,957.76

Finding the Fourth Proportional to 2,931,891.06, 4,391,849.60 and 1,508,957.76

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Solution

The fourth proportional to 2,931,891.06, 4,391,849.60 and 1,508,957.76 is: 2,260,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,891.06 : 4,391,849.60 = 1,508,957.76 : x
  2. Step 2: Convert to fraction form
    2,931,891.06/4,391,849.60 = 1,508,957.76/x
  3. Step 3: Cross multiply
    2,931,891.06x = 4,391,849.60 × 1,508,957.76
  4. Step 4: Simplify right side
    2,931,891.06x = 6,627,115,534,672.90
  5. Step 5: Solve for x
    x = 6,627,115,534,672.90/2,931,891.06
  6. Step 6: Final answer
    x = 2,260,355.31

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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.