Home / 1,580,394.57-2,370,351.24-515,434.92

Finding the Fourth Proportional to 1,580,394.57, 2,370,351.24 and 515,434.92

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Solution

The fourth proportional to 1,580,394.57, 2,370,351.24 and 515,434.92 is: 773,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,394.57 : 2,370,351.24 = 515,434.92 : x
  2. Step 2: Convert to fraction form
    1,580,394.57/2,370,351.24 = 515,434.92/x
  3. Step 3: Cross multiply
    1,580,394.57x = 2,370,351.24 × 515,434.92
  4. Step 4: Simplify right side
    1,580,394.57x = 1,221,761,801,761.30
  5. Step 5: Solve for x
    x = 1,221,761,801,761.30/1,580,394.57
  6. Step 6: Final answer
    x = 773,073.91

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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.