Home / 1,187,454.74-1,780,507.31-467,406.18

Finding the Fourth Proportional to 1,187,454.74, 1,780,507.31 and 467,406.18

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Solution

The fourth proportional to 1,187,454.74, 1,780,507.31 and 467,406.18 is: 700,843.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,454.74 : 1,780,507.31 = 467,406.18 : x
  2. Step 2: Convert to fraction form
    1,187,454.74/1,780,507.31 = 467,406.18/x
  3. Step 3: Cross multiply
    1,187,454.74x = 1,780,507.31 × 467,406.18
  4. Step 4: Simplify right side
    1,187,454.74x = 832,220,117,892.15
  5. Step 5: Solve for x
    x = 832,220,117,892.15/1,187,454.74
  6. Step 6: Final answer
    x = 700,843.66

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1.5x scale

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.