Home / 1,157,654.46-1,598,118.50-813,785.16

Finding the Fourth Proportional to 1,157,654.46, 1,598,118.50 and 813,785.16

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Solution

The fourth proportional to 1,157,654.46, 1,598,118.50 and 813,785.16 is: 1,123,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,654.46 : 1,598,118.50 = 813,785.16 : x
  2. Step 2: Convert to fraction form
    1,157,654.46/1,598,118.50 = 813,785.16/x
  3. Step 3: Cross multiply
    1,157,654.46x = 1,598,118.50 × 813,785.16
  4. Step 4: Simplify right side
    1,157,654.46x = 1,300,525,119,221.46
  5. Step 5: Solve for x
    x = 1,300,525,119,221.46/1,157,654.46
  6. Step 6: Final answer
    x = 1,123,413.91

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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.