Home / 1,340,993.16-2,012,753.42-488,888.68

Finding the Fourth Proportional to 1,340,993.16, 2,012,753.42 and 488,888.68

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Solution

The fourth proportional to 1,340,993.16, 2,012,753.42 and 488,888.68 is: 733,793.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,993.16 : 2,012,753.42 = 488,888.68 : x
  2. Step 2: Convert to fraction form
    1,340,993.16/2,012,753.42 = 488,888.68/x
  3. Step 3: Cross multiply
    1,340,993.16x = 2,012,753.42 × 488,888.68
  4. Step 4: Simplify right side
    1,340,993.16x = 984,012,362,669.29
  5. Step 5: Solve for x
    x = 984,012,362,669.29/1,340,993.16
  6. Step 6: Final answer
    x = 733,793.72

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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.