Home / 1,199,180.24-1,654,672.28-709,081.64

Finding the Fourth Proportional to 1,199,180.24, 1,654,672.28 and 709,081.64

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Solution

The fourth proportional to 1,199,180.24, 1,654,672.28 and 709,081.64 is: 978,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,180.24 : 1,654,672.28 = 709,081.64 : x
  2. Step 2: Convert to fraction form
    1,199,180.24/1,654,672.28 = 709,081.64/x
  3. Step 3: Cross multiply
    1,199,180.24x = 1,654,672.28 × 709,081.64
  4. Step 4: Simplify right side
    1,199,180.24x = 1,173,297,733,964.94
  5. Step 5: Solve for x
    x = 1,173,297,733,964.94/1,199,180.24
  6. Step 6: Final answer
    x = 978,416.50

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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.