Home / 1,725,176.90-2,380,753.88-1,000,454.91

Finding the Fourth Proportional to 1,725,176.90, 2,380,753.88 and 1,000,454.91

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Solution

The fourth proportional to 1,725,176.90, 2,380,753.88 and 1,000,454.91 is: 1,380,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,176.90 : 2,380,753.88 = 1,000,454.91 : x
  2. Step 2: Convert to fraction form
    1,725,176.90/2,380,753.88 = 1,000,454.91/x
  3. Step 3: Cross multiply
    1,725,176.90x = 2,380,753.88 × 1,000,454.91
  4. Step 4: Simplify right side
    1,725,176.90x = 2,381,836,903,745.28
  5. Step 5: Solve for x
    x = 2,381,836,903,745.28/1,725,176.90
  6. Step 6: Final answer
    x = 1,380,633.44

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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.