Home / 1,000,057.88-1,380,083.51-541,172.40

Finding the Fourth Proportional to 1,000,057.88, 1,380,083.51 and 541,172.40

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Solution

The fourth proportional to 1,000,057.88, 1,380,083.51 and 541,172.40 is: 746,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,057.88 : 1,380,083.51 = 541,172.40 : x
  2. Step 2: Convert to fraction form
    1,000,057.88/1,380,083.51 = 541,172.40/x
  3. Step 3: Cross multiply
    1,000,057.88x = 1,380,083.51 × 541,172.40
  4. Step 4: Simplify right side
    1,000,057.88x = 746,863,105,307.12
  5. Step 5: Solve for x
    x = 746,863,105,307.12/1,000,057.88
  6. Step 6: Final answer
    x = 746,819.88

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1.5x scale

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.