Home / 1,289,270.24-1,933,726.80-342,717.92

Finding the Fourth Proportional to 1,289,270.24, 1,933,726.80 and 342,717.92

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Solution

The fourth proportional to 1,289,270.24, 1,933,726.80 and 342,717.92 is: 514,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,270.24 : 1,933,726.80 = 342,717.92 : x
  2. Step 2: Convert to fraction form
    1,289,270.24/1,933,726.80 = 342,717.92/x
  3. Step 3: Cross multiply
    1,289,270.24x = 1,933,726.80 × 342,717.92
  4. Step 4: Simplify right side
    1,289,270.24x = 662,722,826,744.26
  5. Step 5: Solve for x
    x = 662,722,826,744.26/1,289,270.24
  6. Step 6: Final answer
    x = 514,029.41

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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.