Home / 1,318,818.72-1,976,870.96-599,660.64

Finding the Fourth Proportional to 1,318,818.72, 1,976,870.96 and 599,660.64

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Solution

The fourth proportional to 1,318,818.72, 1,976,870.96 and 599,660.64 is: 898,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,818.72 : 1,976,870.96 = 599,660.64 : x
  2. Step 2: Convert to fraction form
    1,318,818.72/1,976,870.96 = 599,660.64/x
  3. Step 3: Cross multiply
    1,318,818.72x = 1,976,870.96 × 599,660.64
  4. Step 4: Simplify right side
    1,318,818.72x = 1,185,451,705,071.01
  5. Step 5: Solve for x
    x = 1,185,451,705,071.01/1,318,818.72
  6. Step 6: Final answer
    x = 898,873.88

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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.