Home / 1,522,818.58-2,102,445.19-979,897.88

Finding the Fourth Proportional to 1,522,818.58, 2,102,445.19 and 979,897.88

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Solution

The fourth proportional to 1,522,818.58, 2,102,445.19 and 979,897.88 is: 1,352,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,818.58 : 2,102,445.19 = 979,897.88 : x
  2. Step 2: Convert to fraction form
    1,522,818.58/2,102,445.19 = 979,897.88/x
  3. Step 3: Cross multiply
    1,522,818.58x = 2,102,445.19 × 979,897.88
  4. Step 4: Simplify right side
    1,522,818.58x = 2,060,181,582,309.09
  5. Step 5: Solve for x
    x = 2,060,181,582,309.09/1,522,818.58
  6. Step 6: Final answer
    x = 1,352,873.95

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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.