Home / 1,377,459.95-2,062,753.59-870,491.48

Finding the Fourth Proportional to 1,377,459.95, 2,062,753.59 and 870,491.48

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Solution

The fourth proportional to 1,377,459.95, 2,062,753.59 and 870,491.48 is: 1,303,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,459.95 : 2,062,753.59 = 870,491.48 : x
  2. Step 2: Convert to fraction form
    1,377,459.95/2,062,753.59 = 870,491.48/x
  3. Step 3: Cross multiply
    1,377,459.95x = 2,062,753.59 × 870,491.48
  4. Step 4: Simplify right side
    1,377,459.95x = 1,795,609,418,384.99
  5. Step 5: Solve for x
    x = 1,795,609,418,384.99/1,377,459.95
  6. Step 6: Final answer
    x = 1,303,565.61

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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.