Home / 2,918,352.33-4,026,168.86-1,949,948.73

Finding the Fourth Proportional to 2,918,352.33, 4,026,168.86 and 1,949,948.73

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Solution

The fourth proportional to 2,918,352.33, 4,026,168.86 and 1,949,948.73 is: 2,690,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,352.33 : 4,026,168.86 = 1,949,948.73 : x
  2. Step 2: Convert to fraction form
    2,918,352.33/4,026,168.86 = 1,949,948.73/x
  3. Step 3: Cross multiply
    2,918,352.33x = 4,026,168.86 × 1,949,948.73
  4. Step 4: Simplify right side
    2,918,352.33x = 7,850,822,845,572.80
  5. Step 5: Solve for x
    x = 7,850,822,845,572.80/2,918,352.33
  6. Step 6: Final answer
    x = 2,690,155.94

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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.