Home / 3,132,825.76-4,323,221.40-1,737,379.28

Finding the Fourth Proportional to 3,132,825.76, 4,323,221.40 and 1,737,379.28

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Solution

The fourth proportional to 3,132,825.76, 4,323,221.40 and 1,737,379.28 is: 2,397,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,825.76 : 4,323,221.40 = 1,737,379.28 : x
  2. Step 2: Convert to fraction form
    3,132,825.76/4,323,221.40 = 1,737,379.28/x
  3. Step 3: Cross multiply
    3,132,825.76x = 4,323,221.40 × 1,737,379.28
  4. Step 4: Simplify right side
    3,132,825.76x = 7,511,075,283,212.59
  5. Step 5: Solve for x
    x = 7,511,075,283,212.59/3,132,825.76
  6. Step 6: Final answer
    x = 2,397,540.07

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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.