Home / 2,278,826.60-3,413,734.30-1,998,660.20

Finding the Fourth Proportional to 2,278,826.60, 3,413,734.30 and 1,998,660.20

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Solution

The fourth proportional to 2,278,826.60, 3,413,734.30 and 1,998,660.20 is: 2,994,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,826.60 : 3,413,734.30 = 1,998,660.20 : x
  2. Step 2: Convert to fraction form
    2,278,826.60/3,413,734.30 = 1,998,660.20/x
  3. Step 3: Cross multiply
    2,278,826.60x = 3,413,734.30 × 1,998,660.20
  4. Step 4: Simplify right side
    2,278,826.60x = 6,822,894,878,784.86
  5. Step 5: Solve for x
    x = 6,822,894,878,784.86/2,278,826.60
  6. Step 6: Final answer
    x = 2,994,038.63

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1.5x scale

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.