Home / 1,199,317.25-1,654,897.91-770,178.65

Finding the Fourth Proportional to 1,199,317.25, 1,654,897.91 and 770,178.65

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Solution

The fourth proportional to 1,199,317.25, 1,654,897.91 and 770,178.65 is: 1,062,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,317.25 : 1,654,897.91 = 770,178.65 : x
  2. Step 2: Convert to fraction form
    1,199,317.25/1,654,897.91 = 770,178.65/x
  3. Step 3: Cross multiply
    1,199,317.25x = 1,654,897.91 × 770,178.65
  4. Step 4: Simplify right side
    1,199,317.25x = 1,274,567,026,086.24
  5. Step 5: Solve for x
    x = 1,274,567,026,086.24/1,199,317.25
  6. Step 6: Final answer
    x = 1,062,743.84

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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.