Home / 1,224,024.70-1,836,037.05-1,129,546.30

Finding the Fourth Proportional to 1,224,024.70, 1,836,037.05 and 1,129,546.30

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Solution

The fourth proportional to 1,224,024.70, 1,836,037.05 and 1,129,546.30 is: 1,694,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,024.70 : 1,836,037.05 = 1,129,546.30 : x
  2. Step 2: Convert to fraction form
    1,224,024.70/1,836,037.05 = 1,129,546.30/x
  3. Step 3: Cross multiply
    1,224,024.70x = 1,836,037.05 × 1,129,546.30
  4. Step 4: Simplify right side
    1,224,024.70x = 2,073,888,856,490.42
  5. Step 5: Solve for x
    x = 2,073,888,856,490.42/1,224,024.70
  6. Step 6: Final answer
    x = 1,694,319.45

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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.