Home / 1,015,689.75-1,523,057.05-375,551.20

Finding the Fourth Proportional to 1,015,689.75, 1,523,057.05 and 375,551.20

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Solution

The fourth proportional to 1,015,689.75, 1,523,057.05 and 375,551.20 is: 563,150.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,689.75 : 1,523,057.05 = 375,551.20 : x
  2. Step 2: Convert to fraction form
    1,015,689.75/1,523,057.05 = 375,551.20/x
  3. Step 3: Cross multiply
    1,015,689.75x = 1,523,057.05 × 375,551.20
  4. Step 4: Simplify right side
    1,015,689.75x = 571,985,902,795.96
  5. Step 5: Solve for x
    x = 571,985,902,795.96/1,015,689.75
  6. Step 6: Final answer
    x = 563,150.22

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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.