Home / 1,234,536.52-1,703,726.58-690,639.87

Finding the Fourth Proportional to 1,234,536.52, 1,703,726.58 and 690,639.87

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Solution

The fourth proportional to 1,234,536.52, 1,703,726.58 and 690,639.87 is: 953,120.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,536.52 : 1,703,726.58 = 690,639.87 : x
  2. Step 2: Convert to fraction form
    1,234,536.52/1,703,726.58 = 690,639.87/x
  3. Step 3: Cross multiply
    1,234,536.52x = 1,703,726.58 × 690,639.87
  4. Step 4: Simplify right side
    1,234,536.52x = 1,176,661,500,273.55
  5. Step 5: Solve for x
    x = 1,176,661,500,273.55/1,234,536.52
  6. Step 6: Final answer
    x = 953,120.04

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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.