Home / 1,807,680.96-2,711,453.28-545,474.88

Finding the Fourth Proportional to 1,807,680.96, 2,711,453.28 and 545,474.88

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Solution

The fourth proportional to 1,807,680.96, 2,711,453.28 and 545,474.88 is: 818,191.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,680.96 : 2,711,453.28 = 545,474.88 : x
  2. Step 2: Convert to fraction form
    1,807,680.96/2,711,453.28 = 545,474.88/x
  3. Step 3: Cross multiply
    1,807,680.96x = 2,711,453.28 × 545,474.88
  4. Step 4: Simplify right side
    1,807,680.96x = 1,479,029,652,533.61
  5. Step 5: Solve for x
    x = 1,479,029,652,533.61/1,807,680.96
  6. Step 6: Final answer
    x = 818,191.75

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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.