Home / 1,635,772.45-2,453,691.51-437,692.87

Finding the Fourth Proportional to 1,635,772.45, 2,453,691.51 and 437,692.87

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Solution

The fourth proportional to 1,635,772.45, 2,453,691.51 and 437,692.87 is: 656,548.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,772.45 : 2,453,691.51 = 437,692.87 : x
  2. Step 2: Convert to fraction form
    1,635,772.45/2,453,691.51 = 437,692.87/x
  3. Step 3: Cross multiply
    1,635,772.45x = 2,453,691.51 × 437,692.87
  4. Step 4: Simplify right side
    1,635,772.45x = 1,073,963,279,106.53
  5. Step 5: Solve for x
    x = 1,073,963,279,106.53/1,635,772.45
  6. Step 6: Final answer
    x = 656,548.09

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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.