Home / 1,234,546.47-1,703,740.32-690,649.82

Finding the Fourth Proportional to 1,234,546.47, 1,703,740.32 and 690,649.82

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Solution

The fourth proportional to 1,234,546.47, 1,703,740.32 and 690,649.82 is: 953,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,546.47 : 1,703,740.32 = 690,649.82 : x
  2. Step 2: Convert to fraction form
    1,234,546.47/1,703,740.32 = 690,649.82/x
  3. Step 3: Cross multiply
    1,234,546.47x = 1,703,740.32 × 690,649.82
  4. Step 4: Simplify right side
    1,234,546.47x = 1,176,687,945,334.74
  5. Step 5: Solve for x
    x = 1,176,687,945,334.74/1,234,546.47
  6. Step 6: Final answer
    x = 953,133.78

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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.