Home / 3,171,280.58-4,376,370-1,720,976

Finding the Fourth Proportional to 3,171,280.58, 4,376,370 and 1,720,976

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Solution

The fourth proportional to 3,171,280.58, 4,376,370 and 1,720,976 is: 2,374,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,280.58 : 4,376,370 = 1,720,976 : x
  2. Step 2: Convert to fraction form
    3,171,280.58/4,376,370 = 1,720,976/x
  3. Step 3: Cross multiply
    3,171,280.58x = 4,376,370 × 1,720,976
  4. Step 4: Simplify right side
    3,171,280.58x = 7,531,627,737,120
  5. Step 5: Solve for x
    x = 7,531,627,737,120/3,171,280.58
  6. Step 6: Final answer
    x = 2,374,948.40

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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.