Home / 1,935,175.20-2,900,343.60-988,922.40

Finding the Fourth Proportional to 1,935,175.20, 2,900,343.60 and 988,922.40

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Solution

The fourth proportional to 1,935,175.20, 2,900,343.60 and 988,922.40 is: 1,482,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,175.20 : 2,900,343.60 = 988,922.40 : x
  2. Step 2: Convert to fraction form
    1,935,175.20/2,900,343.60 = 988,922.40/x
  3. Step 3: Cross multiply
    1,935,175.20x = 2,900,343.60 × 988,922.40
  4. Step 4: Simplify right side
    1,935,175.20x = 2,868,214,753,736.64
  5. Step 5: Solve for x
    x = 2,868,214,753,736.64/1,935,175.20
  6. Step 6: Final answer
    x = 1,482,147.33

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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.