Home / 2,912,484.03-4,368,723.74-782,568.15

Finding the Fourth Proportional to 2,912,484.03, 4,368,723.74 and 782,568.15

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Solution

The fourth proportional to 2,912,484.03, 4,368,723.74 and 782,568.15 is: 1,173,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,484.03 : 4,368,723.74 = 782,568.15 : x
  2. Step 2: Convert to fraction form
    2,912,484.03/4,368,723.74 = 782,568.15/x
  3. Step 3: Cross multiply
    2,912,484.03x = 4,368,723.74 × 782,568.15
  4. Step 4: Simplify right side
    2,912,484.03x = 3,418,824,055,072.88
  5. Step 5: Solve for x
    x = 3,418,824,055,072.88/2,912,484.03
  6. Step 6: Final answer
    x = 1,173,851.61

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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.