Home / 2,666,506.97-3,679,769.45-1,442,814.86

Finding the Fourth Proportional to 2,666,506.97, 3,679,769.45 and 1,442,814.86

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Solution

The fourth proportional to 2,666,506.97, 3,679,769.45 and 1,442,814.86 is: 1,991,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,506.97 : 3,679,769.45 = 1,442,814.86 : x
  2. Step 2: Convert to fraction form
    2,666,506.97/3,679,769.45 = 1,442,814.86/x
  3. Step 3: Cross multiply
    2,666,506.97x = 3,679,769.45 × 1,442,814.86
  4. Step 4: Simplify right side
    2,666,506.97x = 5,309,226,056,640.49
  5. Step 5: Solve for x
    x = 5,309,226,056,640.49/2,666,506.97
  6. Step 6: Final answer
    x = 1,991,079.01

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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.