Home / 2,012,578.40-3,016,534.80-813,713.60

Finding the Fourth Proportional to 2,012,578.40, 3,016,534.80 and 813,713.60

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Solution

The fourth proportional to 2,012,578.40, 3,016,534.80 and 813,713.60 is: 1,219,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,578.40 : 3,016,534.80 = 813,713.60 : x
  2. Step 2: Convert to fraction form
    2,012,578.40/3,016,534.80 = 813,713.60/x
  3. Step 3: Cross multiply
    2,012,578.40x = 3,016,534.80 × 813,713.60
  4. Step 4: Simplify right side
    2,012,578.40x = 2,454,595,391,633.28
  5. Step 5: Solve for x
    x = 2,454,595,391,633.28/2,012,578.40
  6. Step 6: Final answer
    x = 1,219,627.22

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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.