Home / 1,230,842.26-1,697,223.28-800,324.02

Finding the Fourth Proportional to 1,230,842.26, 1,697,223.28 and 800,324.02

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Solution

The fourth proportional to 1,230,842.26, 1,697,223.28 and 800,324.02 is: 1,103,576.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,842.26 : 1,697,223.28 = 800,324.02 : x
  2. Step 2: Convert to fraction form
    1,230,842.26/1,697,223.28 = 800,324.02/x
  3. Step 3: Cross multiply
    1,230,842.26x = 1,697,223.28 × 800,324.02
  4. Step 4: Simplify right side
    1,230,842.26x = 1,358,328,558,287.19
  5. Step 5: Solve for x
    x = 1,358,328,558,287.19/1,230,842.26
  6. Step 6: Final answer
    x = 1,103,576.47

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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.