Home / 3,535,781.80-5,300,562.30-2,116,402.60

Finding the Fourth Proportional to 3,535,781.80, 5,300,562.30 and 2,116,402.60

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Solution

The fourth proportional to 3,535,781.80, 5,300,562.30 and 2,116,402.60 is: 3,172,742.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,781.80 : 5,300,562.30 = 2,116,402.60 : x
  2. Step 2: Convert to fraction form
    3,535,781.80/5,300,562.30 = 2,116,402.60/x
  3. Step 3: Cross multiply
    3,535,781.80x = 5,300,562.30 × 2,116,402.60
  4. Step 4: Simplify right side
    3,535,781.80x = 11,218,123,833,181.98
  5. Step 5: Solve for x
    x = 11,218,123,833,181.98/3,535,781.80
  6. Step 6: Final answer
    x = 3,172,742.12

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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.