Home / 1,513,359.65-2,087,254.68-969,545.63

Finding the Fourth Proportional to 1,513,359.65, 2,087,254.68 and 969,545.63

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Solution

The fourth proportional to 1,513,359.65, 2,087,254.68 and 969,545.63 is: 1,337,215.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,359.65 : 2,087,254.68 = 969,545.63 : x
  2. Step 2: Convert to fraction form
    1,513,359.65/2,087,254.68 = 969,545.63/x
  3. Step 3: Cross multiply
    1,513,359.65x = 2,087,254.68 × 969,545.63
  4. Step 4: Simplify right side
    1,513,359.65x = 2,023,688,655,273.39
  5. Step 5: Solve for x
    x = 2,023,688,655,273.39/1,513,359.65
  6. Step 6: Final answer
    x = 1,337,215.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.