Home / 1,074,092.31-1,482,947.12-666,792.61

Finding the Fourth Proportional to 1,074,092.31, 1,482,947.12 and 666,792.61

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Solution

The fourth proportional to 1,074,092.31, 1,482,947.12 and 666,792.61 is: 920,608.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,092.31 : 1,482,947.12 = 666,792.61 : x
  2. Step 2: Convert to fraction form
    1,074,092.31/1,482,947.12 = 666,792.61/x
  3. Step 3: Cross multiply
    1,074,092.31x = 1,482,947.12 × 666,792.61
  4. Step 4: Simplify right side
    1,074,092.31x = 988,818,177,189.87
  5. Step 5: Solve for x
    x = 988,818,177,189.87/1,074,092.31
  6. Step 6: Final answer
    x = 920,608.19

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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.