Home / 1,062,904.60-1,594,454.10-431,687.80

Finding the Fourth Proportional to 1,062,904.60, 1,594,454.10 and 431,687.80

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Solution

The fourth proportional to 1,062,904.60, 1,594,454.10 and 431,687.80 is: 647,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,904.60 : 1,594,454.10 = 431,687.80 : x
  2. Step 2: Convert to fraction form
    1,062,904.60/1,594,454.10 = 431,687.80/x
  3. Step 3: Cross multiply
    1,062,904.60x = 1,594,454.10 × 431,687.80
  4. Step 4: Simplify right side
    1,062,904.60x = 688,306,382,629.98
  5. Step 5: Solve for x
    x = 688,306,382,629.98/1,062,904.60
  6. Step 6: Final answer
    x = 647,571.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.