Home / 1,119,701.34-1,679,275.18-479,932.52

Finding the Fourth Proportional to 1,119,701.34, 1,679,275.18 and 479,932.52

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Solution

The fourth proportional to 1,119,701.34, 1,679,275.18 and 479,932.52 is: 719,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,701.34 : 1,679,275.18 = 479,932.52 : x
  2. Step 2: Convert to fraction form
    1,119,701.34/1,679,275.18 = 479,932.52/x
  3. Step 3: Cross multiply
    1,119,701.34x = 1,679,275.18 × 479,932.52
  4. Step 4: Simplify right side
    1,119,701.34x = 805,938,768,910.85
  5. Step 5: Solve for x
    x = 805,938,768,910.85/1,119,701.34
  6. Step 6: Final answer
    x = 719,780.12

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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.