Home / 1,000,739.11-1,381,020.62-541,854

Finding the Fourth Proportional to 1,000,739.11, 1,381,020.62 and 541,854

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Solution

The fourth proportional to 1,000,739.11, 1,381,020.62 and 541,854 is: 747,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,739.11 : 1,381,020.62 = 541,854 : x
  2. Step 2: Convert to fraction form
    1,000,739.11/1,381,020.62 = 541,854/x
  3. Step 3: Cross multiply
    1,000,739.11x = 1,381,020.62 × 541,854
  4. Step 4: Simplify right side
    1,000,739.11x = 748,311,547,029.48
  5. Step 5: Solve for x
    x = 748,311,547,029.48/1,000,739.11
  6. Step 6: Final answer
    x = 747,758.87

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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.