Home / 1,000,619.67-1,380,855.42-541,734.15

Finding the Fourth Proportional to 1,000,619.67, 1,380,855.42 and 541,734.15

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Solution

The fourth proportional to 1,000,619.67, 1,380,855.42 and 541,734.15 is: 747,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,619.67 : 1,380,855.42 = 541,734.15 : x
  2. Step 2: Convert to fraction form
    1,000,619.67/1,380,855.42 = 541,734.15/x
  3. Step 3: Cross multiply
    1,000,619.67x = 1,380,855.42 × 541,734.15
  4. Step 4: Simplify right side
    1,000,619.67x = 748,056,537,226.59
  5. Step 5: Solve for x
    x = 748,056,537,226.59/1,000,619.67
  6. Step 6: Final answer
    x = 747,593.28

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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.