Home / 3,187,420.74-4,398,512.31-1,737,084.96

Finding the Fourth Proportional to 3,187,420.74, 4,398,512.31 and 1,737,084.96

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Solution

The fourth proportional to 3,187,420.74, 4,398,512.31 and 1,737,084.96 is: 2,397,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,420.74 : 4,398,512.31 = 1,737,084.96 : x
  2. Step 2: Convert to fraction form
    3,187,420.74/4,398,512.31 = 1,737,084.96/x
  3. Step 3: Cross multiply
    3,187,420.74x = 4,398,512.31 × 1,737,084.96
  4. Step 4: Simplify right side
    3,187,420.74x = 7,640,589,580,075.86
  5. Step 5: Solve for x
    x = 7,640,589,580,075.86/3,187,420.74
  6. Step 6: Final answer
    x = 2,397,107.32

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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.