Home / 1,377,468.96-2,062,767.09-870,500.49

Finding the Fourth Proportional to 1,377,468.96, 2,062,767.09 and 870,500.49

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Solution

The fourth proportional to 1,377,468.96, 2,062,767.09 and 870,500.49 is: 1,303,579.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,468.96 : 2,062,767.09 = 870,500.49 : x
  2. Step 2: Convert to fraction form
    1,377,468.96/2,062,767.09 = 870,500.49/x
  3. Step 3: Cross multiply
    1,377,468.96x = 2,062,767.09 × 870,500.49
  4. Step 4: Simplify right side
    1,377,468.96x = 1,795,639,762,600.87
  5. Step 5: Solve for x
    x = 1,795,639,762,600.87/1,377,468.96
  6. Step 6: Final answer
    x = 1,303,579.11

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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.