Home / 2,666,717.12-3,680,079.39-1,443,022.66

Finding the Fourth Proportional to 2,666,717.12, 3,680,079.39 and 1,443,022.66

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Solution

The fourth proportional to 2,666,717.12, 3,680,079.39 and 1,443,022.66 is: 1,991,376.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,717.12 : 3,680,079.39 = 1,443,022.66 : x
  2. Step 2: Convert to fraction form
    2,666,717.12/3,680,079.39 = 1,443,022.66/x
  3. Step 3: Cross multiply
    2,666,717.12x = 3,680,079.39 × 1,443,022.66
  4. Step 4: Simplify right side
    2,666,717.12x = 5,310,437,932,341.14
  5. Step 5: Solve for x
    x = 5,310,437,932,341.14/2,666,717.12
  6. Step 6: Final answer
    x = 1,991,376.55

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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.