Home / 2,666,898.97-3,680,320.45-1,443,204.53

Finding the Fourth Proportional to 2,666,898.97, 3,680,320.45 and 1,443,204.53

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Solution

The fourth proportional to 2,666,898.97, 3,680,320.45 and 1,443,204.53 is: 1,991,622.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,898.97 : 3,680,320.45 = 1,443,204.53 : x
  2. Step 2: Convert to fraction form
    2,666,898.97/3,680,320.45 = 1,443,204.53/x
  3. Step 3: Cross multiply
    2,666,898.97x = 3,680,320.45 × 1,443,204.53
  4. Step 4: Simplify right side
    2,666,898.97x = 5,311,455,126,890.04
  5. Step 5: Solve for x
    x = 5,311,455,126,890.04/2,666,898.97
  6. Step 6: Final answer
    x = 1,991,622.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.