Home / 1,100,531.40-1,650,797.10-1,002,553.80

Finding the Fourth Proportional to 1,100,531.40, 1,650,797.10 and 1,002,553.80

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Solution

The fourth proportional to 1,100,531.40, 1,650,797.10 and 1,002,553.80 is: 1,503,830.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,531.40 : 1,650,797.10 = 1,002,553.80 : x
  2. Step 2: Convert to fraction form
    1,100,531.40/1,650,797.10 = 1,002,553.80/x
  3. Step 3: Cross multiply
    1,100,531.40x = 1,650,797.10 × 1,002,553.80
  4. Step 4: Simplify right side
    1,100,531.40x = 1,655,012,905,633.98
  5. Step 5: Solve for x
    x = 1,655,012,905,633.98/1,100,531.40
  6. Step 6: Final answer
    x = 1,503,830.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.