Home / 1,000,511.79-1,380,696.82-541,614.61

Finding the Fourth Proportional to 1,000,511.79, 1,380,696.82 and 541,614.61

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Solution

The fourth proportional to 1,000,511.79, 1,380,696.82 and 541,614.61 is: 747,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,511.79 : 1,380,696.82 = 541,614.61 : x
  2. Step 2: Convert to fraction form
    1,000,511.79/1,380,696.82 = 541,614.61/x
  3. Step 3: Cross multiply
    1,000,511.79x = 1,380,696.82 × 541,614.61
  4. Step 4: Simplify right side
    1,000,511.79x = 747,805,569,692.54
  5. Step 5: Solve for x
    x = 747,805,569,692.54/1,000,511.79
  6. Step 6: Final answer
    x = 747,423.05

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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.