Home / 1,812,278.40-2,718,806.40-550,233.60

Finding the Fourth Proportional to 1,812,278.40, 2,718,806.40 and 550,233.60

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Solution

The fourth proportional to 1,812,278.40, 2,718,806.40 and 550,233.60 is: 825,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,278.40 : 2,718,806.40 = 550,233.60 : x
  2. Step 2: Convert to fraction form
    1,812,278.40/2,718,806.40 = 550,233.60/x
  3. Step 3: Cross multiply
    1,812,278.40x = 2,718,806.40 × 550,233.60
  4. Step 4: Simplify right side
    1,812,278.40x = 1,495,978,633,175.04
  5. Step 5: Solve for x
    x = 1,495,978,633,175.04/1,812,278.40
  6. Step 6: Final answer
    x = 825,468.45

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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.