Home / 1,248,171.28-1,722,471.18-675,210.04

Finding the Fourth Proportional to 1,248,171.28, 1,722,471.18 and 675,210.04

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Solution

The fourth proportional to 1,248,171.28, 1,722,471.18 and 675,210.04 is: 931,787.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,171.28 : 1,722,471.18 = 675,210.04 : x
  2. Step 2: Convert to fraction form
    1,248,171.28/1,722,471.18 = 675,210.04/x
  3. Step 3: Cross multiply
    1,248,171.28x = 1,722,471.18 × 675,210.04
  4. Step 4: Simplify right side
    1,248,171.28x = 1,163,029,834,346.65
  5. Step 5: Solve for x
    x = 1,163,029,834,346.65/1,248,171.28
  6. Step 6: Final answer
    x = 931,787.05

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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.