Home / 1,475,246.80-2,212,870.20-1,454,251.60

Finding the Fourth Proportional to 1,475,246.80, 2,212,870.20 and 1,454,251.60

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Solution

The fourth proportional to 1,475,246.80, 2,212,870.20 and 1,454,251.60 is: 2,181,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,246.80 : 2,212,870.20 = 1,454,251.60 : x
  2. Step 2: Convert to fraction form
    1,475,246.80/2,212,870.20 = 1,454,251.60/x
  3. Step 3: Cross multiply
    1,475,246.80x = 2,212,870.20 × 1,454,251.60
  4. Step 4: Simplify right side
    1,475,246.80x = 3,218,070,028,942.32
  5. Step 5: Solve for x
    x = 3,218,070,028,942.32/1,475,246.80
  6. Step 6: Final answer
    x = 2,181,377.40

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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.