Home / 2,448,403.40-3,669,980.70-931,500.20

Finding the Fourth Proportional to 2,448,403.40, 3,669,980.70 and 931,500.20

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Solution

The fourth proportional to 2,448,403.40, 3,669,980.70 and 931,500.20 is: 1,396,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,403.40 : 3,669,980.70 = 931,500.20 : x
  2. Step 2: Convert to fraction form
    2,448,403.40/3,669,980.70 = 931,500.20/x
  3. Step 3: Cross multiply
    2,448,403.40x = 3,669,980.70 × 931,500.20
  4. Step 4: Simplify right side
    2,448,403.40x = 3,418,587,756,046.14
  5. Step 5: Solve for x
    x = 3,418,587,756,046.14/2,448,403.40
  6. Step 6: Final answer
    x = 1,396,251.84

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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.