Home / 1,153,470.31-1,591,834.55-663,439.04

Finding the Fourth Proportional to 1,153,470.31, 1,591,834.55 and 663,439.04

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Solution

The fourth proportional to 1,153,470.31, 1,591,834.55 and 663,439.04 is: 915,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,470.31 : 1,591,834.55 = 663,439.04 : x
  2. Step 2: Convert to fraction form
    1,153,470.31/1,591,834.55 = 663,439.04/x
  3. Step 3: Cross multiply
    1,153,470.31x = 1,591,834.55 × 663,439.04
  4. Step 4: Simplify right side
    1,153,470.31x = 1,056,085,185,690.83
  5. Step 5: Solve for x
    x = 1,056,085,185,690.83/1,153,470.31
  6. Step 6: Final answer
    x = 915,572.06

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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.