Home / 1,097,106.48-1,510,640.88-960,375.12

Finding the Fourth Proportional to 1,097,106.48, 1,510,640.88 and 960,375.12

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Solution

The fourth proportional to 1,097,106.48, 1,510,640.88 and 960,375.12 is: 1,322,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,106.48 : 1,510,640.88 = 960,375.12 : x
  2. Step 2: Convert to fraction form
    1,097,106.48/1,510,640.88 = 960,375.12/x
  3. Step 3: Cross multiply
    1,097,106.48x = 1,510,640.88 × 960,375.12
  4. Step 4: Simplify right side
    1,097,106.48x = 1,450,781,916,406.91
  5. Step 5: Solve for x
    x = 1,450,781,916,406.91/1,097,106.48
  6. Step 6: Final answer
    x = 1,322,371.11

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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.