Home / 2,681,356.60-4,023,590.10-998,630.20

Finding the Fourth Proportional to 2,681,356.60, 4,023,590.10 and 998,630.20

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Solution

The fourth proportional to 2,681,356.60, 4,023,590.10 and 998,630.20 is: 1,498,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,356.60 : 4,023,590.10 = 998,630.20 : x
  2. Step 2: Convert to fraction form
    2,681,356.60/4,023,590.10 = 998,630.20/x
  3. Step 3: Cross multiply
    2,681,356.60x = 4,023,590.10 × 998,630.20
  4. Step 4: Simplify right side
    2,681,356.60x = 4,018,078,586,281.02
  5. Step 5: Solve for x
    x = 4,018,078,586,281.02/2,681,356.60
  6. Step 6: Final answer
    x = 1,498,524.51

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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.