Home / 2,448,418.40-3,670,003.20-931,515.20

Finding the Fourth Proportional to 2,448,418.40, 3,670,003.20 and 931,515.20

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Solution

The fourth proportional to 2,448,418.40, 3,670,003.20 and 931,515.20 is: 1,396,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,418.40 : 3,670,003.20 = 931,515.20 : x
  2. Step 2: Convert to fraction form
    2,448,418.40/3,670,003.20 = 931,515.20/x
  3. Step 3: Cross multiply
    2,448,418.40x = 3,670,003.20 × 931,515.20
  4. Step 4: Simplify right side
    2,448,418.40x = 3,418,663,764,848.64
  5. Step 5: Solve for x
    x = 3,418,663,764,848.64/2,448,418.40
  6. Step 6: Final answer
    x = 1,396,274.33

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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.