Home / 1,107,476.90-1,661,215.35-1,096,979.30

Finding the Fourth Proportional to 1,107,476.90, 1,661,215.35 and 1,096,979.30

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Solution

The fourth proportional to 1,107,476.90, 1,661,215.35 and 1,096,979.30 is: 1,645,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,476.90 : 1,661,215.35 = 1,096,979.30 : x
  2. Step 2: Convert to fraction form
    1,107,476.90/1,661,215.35 = 1,096,979.30/x
  3. Step 3: Cross multiply
    1,107,476.90x = 1,661,215.35 × 1,096,979.30
  4. Step 4: Simplify right side
    1,107,476.90x = 1,822,318,851,792.26
  5. Step 5: Solve for x
    x = 1,822,318,851,792.26/1,107,476.90
  6. Step 6: Final answer
    x = 1,645,468.95

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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.