Home / 3,187,092.37-4,779,232.05-912,098.80

Finding the Fourth Proportional to 3,187,092.37, 4,779,232.05 and 912,098.80

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Solution

The fourth proportional to 3,187,092.37, 4,779,232.05 and 912,098.80 is: 1,367,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,092.37 : 4,779,232.05 = 912,098.80 : x
  2. Step 2: Convert to fraction form
    3,187,092.37/4,779,232.05 = 912,098.80/x
  3. Step 3: Cross multiply
    3,187,092.37x = 4,779,232.05 × 912,098.80
  4. Step 4: Simplify right side
    3,187,092.37x = 4,359,131,817,726.54
  5. Step 5: Solve for x
    x = 4,359,131,817,726.54/3,187,092.37
  6. Step 6: Final answer
    x = 1,367,745.68

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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.