Home / 1,449,414.60-2,174,121.90-1,325,411.70

Finding the Fourth Proportional to 1,449,414.60, 2,174,121.90 and 1,325,411.70

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Solution

The fourth proportional to 1,449,414.60, 2,174,121.90 and 1,325,411.70 is: 1,988,117.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,414.60 : 2,174,121.90 = 1,325,411.70 : x
  2. Step 2: Convert to fraction form
    1,449,414.60/2,174,121.90 = 1,325,411.70/x
  3. Step 3: Cross multiply
    1,449,414.60x = 2,174,121.90 × 1,325,411.70
  4. Step 4: Simplify right side
    1,449,414.60x = 2,881,606,603,486.23
  5. Step 5: Solve for x
    x = 2,881,606,603,486.23/1,449,414.60
  6. Step 6: Final answer
    x = 1,988,117.55

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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.