Home / 1,429,555.21-2,144,333.57-897,449.90

Finding the Fourth Proportional to 1,429,555.21, 2,144,333.57 and 897,449.90

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Solution

The fourth proportional to 1,429,555.21, 2,144,333.57 and 897,449.90 is: 1,346,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,555.21 : 2,144,333.57 = 897,449.90 : x
  2. Step 2: Convert to fraction form
    1,429,555.21/2,144,333.57 = 897,449.90/x
  3. Step 3: Cross multiply
    1,429,555.21x = 2,144,333.57 × 897,449.90
  4. Step 4: Simplify right side
    1,429,555.21x = 1,924,431,948,836.73
  5. Step 5: Solve for x
    x = 1,924,431,948,836.73/1,429,555.21
  6. Step 6: Final answer
    x = 1,346,175.33

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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.