Home / 2,448,334.40-3,669,877.20-931,431.20

Finding the Fourth Proportional to 2,448,334.40, 3,669,877.20 and 931,431.20

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Solution

The fourth proportional to 2,448,334.40, 3,669,877.20 and 931,431.20 is: 1,396,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,334.40 : 3,669,877.20 = 931,431.20 : x
  2. Step 2: Convert to fraction form
    2,448,334.40/3,669,877.20 = 931,431.20/x
  3. Step 3: Cross multiply
    2,448,334.40x = 3,669,877.20 × 931,431.20
  4. Step 4: Simplify right side
    2,448,334.40x = 3,418,238,124,248.64
  5. Step 5: Solve for x
    x = 3,418,238,124,248.64/2,448,334.40
  6. Step 6: Final answer
    x = 1,396,148.39

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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.