Home / 1,408,735.60-2,114,658.60-876,857.20

Finding the Fourth Proportional to 1,408,735.60, 2,114,658.60 and 876,857.20

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Solution

The fourth proportional to 1,408,735.60, 2,114,658.60 and 876,857.20 is: 1,316,253.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,735.60 : 2,114,658.60 = 876,857.20 : x
  2. Step 2: Convert to fraction form
    1,408,735.60/2,114,658.60 = 876,857.20/x
  3. Step 3: Cross multiply
    1,408,735.60x = 2,114,658.60 × 876,857.20
  4. Step 4: Simplify right side
    1,408,735.60x = 1,854,253,618,951.92
  5. Step 5: Solve for x
    x = 1,854,253,618,951.92/1,408,735.60
  6. Step 6: Final answer
    x = 1,316,253.82

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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.