Home / 2,491,263.30-3,437,943.28-1,345,343.60

Finding the Fourth Proportional to 2,491,263.30, 3,437,943.28 and 1,345,343.60

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Solution

The fourth proportional to 2,491,263.30, 3,437,943.28 and 1,345,343.60 is: 1,856,574.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,263.30 : 3,437,943.28 = 1,345,343.60 : x
  2. Step 2: Convert to fraction form
    2,491,263.30/3,437,943.28 = 1,345,343.60/x
  3. Step 3: Cross multiply
    2,491,263.30x = 3,437,943.28 × 1,345,343.60
  4. Step 4: Simplify right side
    2,491,263.30x = 4,625,214,988,911.01
  5. Step 5: Solve for x
    x = 4,625,214,988,911.01/2,491,263.30
  6. Step 6: Final answer
    x = 1,856,574.13

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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.