Home / 1,082,612.59-1,620,683.44-654,853.88

Finding the Fourth Proportional to 1,082,612.59, 1,620,683.44 and 654,853.88

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Solution

The fourth proportional to 1,082,612.59, 1,620,683.44 and 654,853.88 is: 980,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,612.59 : 1,620,683.44 = 654,853.88 : x
  2. Step 2: Convert to fraction form
    1,082,612.59/1,620,683.44 = 654,853.88/x
  3. Step 3: Cross multiply
    1,082,612.59x = 1,620,683.44 × 654,853.88
  4. Step 4: Simplify right side
    1,082,612.59x = 1,061,310,841,350.32
  5. Step 5: Solve for x
    x = 1,061,310,841,350.32/1,082,612.59
  6. Step 6: Final answer
    x = 980,323.76

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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.