Home / 1,000,525.43-1,380,723.50-541,639.87

Finding the Fourth Proportional to 1,000,525.43, 1,380,723.50 and 541,639.87

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Solution

The fourth proportional to 1,000,525.43, 1,380,723.50 and 541,639.87 is: 747,462.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,525.43 : 1,380,723.50 = 541,639.87 : x
  2. Step 2: Convert to fraction form
    1,000,525.43/1,380,723.50 = 541,639.87/x
  3. Step 3: Cross multiply
    1,000,525.43x = 1,380,723.50 × 541,639.87
  4. Step 4: Simplify right side
    1,000,525.43x = 747,854,902,714.81
  5. Step 5: Solve for x
    x = 747,854,902,714.81/1,000,525.43
  6. Step 6: Final answer
    x = 747,462.17

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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.