Home / 2,912,484.22-4,368,724.02-782,568.33

Finding the Fourth Proportional to 2,912,484.22, 4,368,724.02 and 782,568.33

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Solution

The fourth proportional to 2,912,484.22, 4,368,724.02 and 782,568.33 is: 1,173,851.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,484.22 : 4,368,724.02 = 782,568.33 : x
  2. Step 2: Convert to fraction form
    2,912,484.22/4,368,724.02 = 782,568.33/x
  3. Step 3: Cross multiply
    2,912,484.22x = 4,368,724.02 × 782,568.33
  4. Step 4: Simplify right side
    2,912,484.22x = 3,418,825,060,562.29
  5. Step 5: Solve for x
    x = 3,418,825,060,562.29/2,912,484.22
  6. Step 6: Final answer
    x = 1,173,851.87

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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.