Home / 1,037,384.62-1,555,702.50-438,392.04

Finding the Fourth Proportional to 1,037,384.62, 1,555,702.50 and 438,392.04

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Solution

The fourth proportional to 1,037,384.62, 1,555,702.50 and 438,392.04 is: 657,429.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,384.62 : 1,555,702.50 = 438,392.04 : x
  2. Step 2: Convert to fraction form
    1,037,384.62/1,555,702.50 = 438,392.04/x
  3. Step 3: Cross multiply
    1,037,384.62x = 1,555,702.50 × 438,392.04
  4. Step 4: Simplify right side
    1,037,384.62x = 682,007,592,608.10
  5. Step 5: Solve for x
    x = 682,007,592,608.10/1,037,384.62
  6. Step 6: Final answer
    x = 657,429.83

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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.