Home / 2,818,099.32-4,221,708.66-1,681,769.58

Finding the Fourth Proportional to 2,818,099.32, 4,221,708.66 and 1,681,769.58

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Solution

The fourth proportional to 2,818,099.32, 4,221,708.66 and 1,681,769.58 is: 2,519,407.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,099.32 : 4,221,708.66 = 1,681,769.58 : x
  2. Step 2: Convert to fraction form
    2,818,099.32/4,221,708.66 = 1,681,769.58/x
  3. Step 3: Cross multiply
    2,818,099.32x = 4,221,708.66 × 1,681,769.58
  4. Step 4: Simplify right side
    2,818,099.32x = 7,099,941,200,010.56
  5. Step 5: Solve for x
    x = 7,099,941,200,010.56/2,818,099.32
  6. Step 6: Final answer
    x = 2,519,407.73

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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.