Home / 1,522,879.71-2,101,576.47-834,442.17

Finding the Fourth Proportional to 1,522,879.71, 2,101,576.47 and 834,442.17

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Solution

The fourth proportional to 1,522,879.71, 2,101,576.47 and 834,442.17 is: 1,151,531.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,879.71 : 2,101,576.47 = 834,442.17 : x
  2. Step 2: Convert to fraction form
    1,522,879.71/2,101,576.47 = 834,442.17/x
  3. Step 3: Cross multiply
    1,522,879.71x = 2,101,576.47 × 834,442.17
  4. Step 4: Simplify right side
    1,522,879.71x = 1,753,644,030,047.74
  5. Step 5: Solve for x
    x = 1,753,644,030,047.74/1,522,879.71
  6. Step 6: Final answer
    x = 1,151,531.55

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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.