Home / 1,785,144.69-2,463,432.17-969,330.69

Finding the Fourth Proportional to 1,785,144.69, 2,463,432.17 and 969,330.69

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Solution

The fourth proportional to 1,785,144.69, 2,463,432.17 and 969,330.69 is: 1,337,639.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,144.69 : 2,463,432.17 = 969,330.69 : x
  2. Step 2: Convert to fraction form
    1,785,144.69/2,463,432.17 = 969,330.69/x
  3. Step 3: Cross multiply
    1,785,144.69x = 2,463,432.17 × 969,330.69
  4. Step 4: Simplify right side
    1,785,144.69x = 2,387,880,400,267.64
  5. Step 5: Solve for x
    x = 2,387,880,400,267.64/1,785,144.69
  6. Step 6: Final answer
    x = 1,337,639.70

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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.