Home / 1,813,426.25-2,720,141.19-676,171.06

Finding the Fourth Proportional to 1,813,426.25, 2,720,141.19 and 676,171.06

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Solution

The fourth proportional to 1,813,426.25, 2,720,141.19 and 676,171.06 is: 1,014,257.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,426.25 : 2,720,141.19 = 676,171.06 : x
  2. Step 2: Convert to fraction form
    1,813,426.25/2,720,141.19 = 676,171.06/x
  3. Step 3: Cross multiply
    1,813,426.25x = 2,720,141.19 × 676,171.06
  4. Step 4: Simplify right side
    1,813,426.25x = 1,839,280,744,991.61
  5. Step 5: Solve for x
    x = 1,839,280,744,991.61/1,813,426.25
  6. Step 6: Final answer
    x = 1,014,257.27

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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.