Home / 3,579,691.20-4,939,974.24-1,970,059.20

Finding the Fourth Proportional to 3,579,691.20, 4,939,974.24 and 1,970,059.20

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Solution

The fourth proportional to 3,579,691.20, 4,939,974.24 and 1,970,059.20 is: 2,718,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,691.20 : 4,939,974.24 = 1,970,059.20 : x
  2. Step 2: Convert to fraction form
    3,579,691.20/4,939,974.24 = 1,970,059.20/x
  3. Step 3: Cross multiply
    3,579,691.20x = 4,939,974.24 × 1,970,059.20
  4. Step 4: Simplify right side
    3,579,691.20x = 9,732,041,699,275.01
  5. Step 5: Solve for x
    x = 9,732,041,699,275.01/3,579,691.20
  6. Step 6: Final answer
    x = 2,718,681.91

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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.