Home / 1,230,841.26-1,697,221.91-800,323.02

Finding the Fourth Proportional to 1,230,841.26, 1,697,221.91 and 800,323.02

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Solution

The fourth proportional to 1,230,841.26, 1,697,221.91 and 800,323.02 is: 1,103,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,841.26 : 1,697,221.91 = 800,323.02 : x
  2. Step 2: Convert to fraction form
    1,230,841.26/1,697,221.91 = 800,323.02/x
  3. Step 3: Cross multiply
    1,230,841.26x = 1,697,221.91 × 800,323.02
  4. Step 4: Simplify right side
    1,230,841.26x = 1,358,325,760,619.75
  5. Step 5: Solve for x
    x = 1,358,325,760,619.75/1,230,841.26
  6. Step 6: Final answer
    x = 1,103,575.10

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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.