Home / 754,921.77-1,132,382.65-680,038.89

Finding the Fourth Proportional to 754,921.77, 1,132,382.65 and 680,038.89

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Solution

The fourth proportional to 754,921.77, 1,132,382.65 and 680,038.89 is: 1,020,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,921.77 : 1,132,382.65 = 680,038.89 : x
  2. Step 2: Convert to fraction form
    754,921.77/1,132,382.65 = 680,038.89/x
  3. Step 3: Cross multiply
    754,921.77x = 1,132,382.65 × 680,038.89
  4. Step 4: Simplify right side
    754,921.77x = 770,064,239,230.40
  5. Step 5: Solve for x
    x = 770,064,239,230.40/754,921.77
  6. Step 6: Final answer
    x = 1,020,058.33

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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.