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Finding the Fourth Proportional to 867,072.06, 1,195,768.86 and 744,526.14

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Solution

The fourth proportional to 867,072.06, 1,195,768.86 and 744,526.14 is: 1,026,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,072.06 : 1,195,768.86 = 744,526.14 : x
  2. Step 2: Convert to fraction form
    867,072.06/1,195,768.86 = 744,526.14/x
  3. Step 3: Cross multiply
    867,072.06x = 1,195,768.86 × 744,526.14
  4. Step 4: Simplify right side
    867,072.06x = 890,281,173,668.00
  5. Step 5: Solve for x
    x = 890,281,173,668.00/867,072.06
  6. Step 6: Final answer
    x = 1,026,767.23

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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.