Home / 2,280,362.32-3,146,900.28-1,247,870.30

Finding the Fourth Proportional to 2,280,362.32, 3,146,900.28 and 1,247,870.30

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Solution

The fourth proportional to 2,280,362.32, 3,146,900.28 and 1,247,870.30 is: 1,722,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,362.32 : 3,146,900.28 = 1,247,870.30 : x
  2. Step 2: Convert to fraction form
    2,280,362.32/3,146,900.28 = 1,247,870.30/x
  3. Step 3: Cross multiply
    2,280,362.32x = 3,146,900.28 × 1,247,870.30
  4. Step 4: Simplify right side
    2,280,362.32x = 3,926,923,396,473.68
  5. Step 5: Solve for x
    x = 3,926,923,396,473.68/2,280,362.32
  6. Step 6: Final answer
    x = 1,722,061.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.