Home / 1,232,005.26-1,700,149.17-688,148.94

Finding the Fourth Proportional to 1,232,005.26, 1,700,149.17 and 688,148.94

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Solution

The fourth proportional to 1,232,005.26, 1,700,149.17 and 688,148.94 is: 949,635.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,005.26 : 1,700,149.17 = 688,148.94 : x
  2. Step 2: Convert to fraction form
    1,232,005.26/1,700,149.17 = 688,148.94/x
  3. Step 3: Cross multiply
    1,232,005.26x = 1,700,149.17 × 688,148.94
  4. Step 4: Simplify right side
    1,232,005.26x = 1,169,955,849,177.38
  5. Step 5: Solve for x
    x = 1,169,955,849,177.38/1,232,005.26
  6. Step 6: Final answer
    x = 949,635.43

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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.