Home / 1,803,791-2,489,158.68-1,079,039.24

Finding the Fourth Proportional to 1,803,791, 2,489,158.68 and 1,079,039.24

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Solution

The fourth proportional to 1,803,791, 2,489,158.68 and 1,079,039.24 is: 1,489,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,791 : 2,489,158.68 = 1,079,039.24 : x
  2. Step 2: Convert to fraction form
    1,803,791/2,489,158.68 = 1,079,039.24/x
  3. Step 3: Cross multiply
    1,803,791x = 2,489,158.68 × 1,079,039.24
  4. Step 4: Simplify right side
    1,803,791x = 2,685,899,890,306.60
  5. Step 5: Solve for x
    x = 2,685,899,890,306.60/1,803,791
  6. Step 6: Final answer
    x = 1,489,030.54

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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.