Home / 1,622,371.52-2,433,371.36-424,409.46

Finding the Fourth Proportional to 1,622,371.52, 2,433,371.36 and 424,409.46

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Solution

The fourth proportional to 1,622,371.52, 2,433,371.36 and 424,409.46 is: 636,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,371.52 : 2,433,371.36 = 424,409.46 : x
  2. Step 2: Convert to fraction form
    1,622,371.52/2,433,371.36 = 424,409.46/x
  3. Step 3: Cross multiply
    1,622,371.52x = 2,433,371.36 × 424,409.46
  4. Step 4: Simplify right side
    1,622,371.52x = 1,032,745,822,755.02
  5. Step 5: Solve for x
    x = 1,032,745,822,755.02/1,622,371.52
  6. Step 6: Final answer
    x = 636,565.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.