Home / 2,280,359.32-3,146,896.14-1,247,867.30

Finding the Fourth Proportional to 2,280,359.32, 3,146,896.14 and 1,247,867.30

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Solution

The fourth proportional to 2,280,359.32, 3,146,896.14 and 1,247,867.30 is: 1,722,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,359.32 : 3,146,896.14 = 1,247,867.30 : x
  2. Step 2: Convert to fraction form
    2,280,359.32/3,146,896.14 = 1,247,867.30/x
  3. Step 3: Cross multiply
    2,280,359.32x = 3,146,896.14 × 1,247,867.30
  4. Step 4: Simplify right side
    2,280,359.32x = 3,926,908,789,602.22
  5. Step 5: Solve for x
    x = 3,926,908,789,602.22/2,280,359.32
  6. Step 6: Final answer
    x = 1,722,057.03

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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.