Home / 2,155,272.60-3,236,408.10-1,448,434.20

Finding the Fourth Proportional to 2,155,272.60, 3,236,408.10 and 1,448,434.20

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Solution

The fourth proportional to 2,155,272.60, 3,236,408.10 and 1,448,434.20 is: 2,175,002.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,272.60 : 3,236,408.10 = 1,448,434.20 : x
  2. Step 2: Convert to fraction form
    2,155,272.60/3,236,408.10 = 1,448,434.20/x
  3. Step 3: Cross multiply
    2,155,272.60x = 3,236,408.10 × 1,448,434.20
  4. Step 4: Simplify right side
    2,155,272.60x = 4,687,724,177,197.02
  5. Step 5: Solve for x
    x = 4,687,724,177,197.02/2,155,272.60
  6. Step 6: Final answer
    x = 2,175,002.91

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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.