Home / 1,233,885.28-1,850,140.23-380,714.68

Finding the Fourth Proportional to 1,233,885.28, 1,850,140.23 and 380,714.68

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Solution

The fourth proportional to 1,233,885.28, 1,850,140.23 and 380,714.68 is: 570,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,885.28 : 1,850,140.23 = 380,714.68 : x
  2. Step 2: Convert to fraction form
    1,233,885.28/1,850,140.23 = 380,714.68/x
  3. Step 3: Cross multiply
    1,233,885.28x = 1,850,140.23 × 380,714.68
  4. Step 4: Simplify right side
    1,233,885.28x = 704,375,545,619.58
  5. Step 5: Solve for x
    x = 704,375,545,619.58/1,233,885.28
  6. Step 6: Final answer
    x = 570,859.83

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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.