Home / 1,279,098.04-1,765,144.72-706,126

Finding the Fourth Proportional to 1,279,098.04, 1,765,144.72 and 706,126

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Solution

The fourth proportional to 1,279,098.04, 1,765,144.72 and 706,126 is: 974,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,098.04 : 1,765,144.72 = 706,126 : x
  2. Step 2: Convert to fraction form
    1,279,098.04/1,765,144.72 = 706,126/x
  3. Step 3: Cross multiply
    1,279,098.04x = 1,765,144.72 × 706,126
  4. Step 4: Simplify right side
    1,279,098.04x = 1,246,414,580,554.72
  5. Step 5: Solve for x
    x = 1,246,414,580,554.72/1,279,098.04
  6. Step 6: Final answer
    x = 974,448.04

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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.