Home / 2,519,935.32-3,778,851.90-790,359.57

Finding the Fourth Proportional to 2,519,935.32, 3,778,851.90 and 790,359.57

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Solution

The fourth proportional to 2,519,935.32, 3,778,851.90 and 790,359.57 is: 1,185,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,935.32 : 3,778,851.90 = 790,359.57 : x
  2. Step 2: Convert to fraction form
    2,519,935.32/3,778,851.90 = 790,359.57/x
  3. Step 3: Cross multiply
    2,519,935.32x = 3,778,851.90 × 790,359.57
  4. Step 4: Simplify right side
    2,519,935.32x = 2,986,651,762,777.68
  5. Step 5: Solve for x
    x = 2,986,651,762,777.68/2,519,935.32
  6. Step 6: Final answer
    x = 1,185,209.69

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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.