Home / 1,073,288.20-1,609,932.30-695,374.60

Finding the Fourth Proportional to 1,073,288.20, 1,609,932.30 and 695,374.60

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Solution

The fourth proportional to 1,073,288.20, 1,609,932.30 and 695,374.60 is: 1,043,061.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,288.20 : 1,609,932.30 = 695,374.60 : x
  2. Step 2: Convert to fraction form
    1,073,288.20/1,609,932.30 = 695,374.60/x
  3. Step 3: Cross multiply
    1,073,288.20x = 1,609,932.30 × 695,374.60
  4. Step 4: Simplify right side
    1,073,288.20x = 1,119,506,029,139.58
  5. Step 5: Solve for x
    x = 1,119,506,029,139.58/1,073,288.20
  6. Step 6: Final answer
    x = 1,043,061.90

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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.