Home / 2,931,363.20-4,397,044.80-2,458,971.20

Finding the Fourth Proportional to 2,931,363.20, 4,397,044.80 and 2,458,971.20

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Solution

The fourth proportional to 2,931,363.20, 4,397,044.80 and 2,458,971.20 is: 3,688,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,363.20 : 4,397,044.80 = 2,458,971.20 : x
  2. Step 2: Convert to fraction form
    2,931,363.20/4,397,044.80 = 2,458,971.20/x
  3. Step 3: Cross multiply
    2,931,363.20x = 4,397,044.80 × 2,458,971.20
  4. Step 4: Simplify right side
    2,931,363.20x = 10,812,206,528,309.76
  5. Step 5: Solve for x
    x = 10,812,206,528,309.76/2,931,363.20
  6. Step 6: Final answer
    x = 3,688,456.80

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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.