Home / 1,000,057.75-1,380,083.34-541,172.28

Finding the Fourth Proportional to 1,000,057.75, 1,380,083.34 and 541,172.28

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Solution

The fourth proportional to 1,000,057.75, 1,380,083.34 and 541,172.28 is: 746,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,057.75 : 1,380,083.34 = 541,172.28 : x
  2. Step 2: Convert to fraction form
    1,000,057.75/1,380,083.34 = 541,172.28/x
  3. Step 3: Cross multiply
    1,000,057.75x = 1,380,083.34 × 541,172.28
  4. Step 4: Simplify right side
    1,000,057.75x = 746,862,847,697.82
  5. Step 5: Solve for x
    x = 746,862,847,697.82/1,000,057.75
  6. Step 6: Final answer
    x = 746,819.72

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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.