Home / 1,234,951.80-1,704,312.56-691,150.20

Finding the Fourth Proportional to 1,234,951.80, 1,704,312.56 and 691,150.20

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Solution

The fourth proportional to 1,234,951.80, 1,704,312.56 and 691,150.20 is: 953,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,951.80 : 1,704,312.56 = 691,150.20 : x
  2. Step 2: Convert to fraction form
    1,234,951.80/1,704,312.56 = 691,150.20/x
  3. Step 3: Cross multiply
    1,234,951.80x = 1,704,312.56 × 691,150.20
  4. Step 4: Simplify right side
    1,234,951.80x = 1,177,935,966,706.51
  5. Step 5: Solve for x
    x = 1,177,935,966,706.51/1,234,951.80
  6. Step 6: Final answer
    x = 953,831.53

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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.