Home / 1,124,676.80-1,550,948.04-1,031,321.94

Finding the Fourth Proportional to 1,124,676.80, 1,550,948.04 and 1,031,321.94

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Solution

The fourth proportional to 1,124,676.80, 1,550,948.04 and 1,031,321.94 is: 1,422,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,676.80 : 1,550,948.04 = 1,031,321.94 : x
  2. Step 2: Convert to fraction form
    1,124,676.80/1,550,948.04 = 1,031,321.94/x
  3. Step 3: Cross multiply
    1,124,676.80x = 1,550,948.04 × 1,031,321.94
  4. Step 4: Simplify right side
    1,124,676.80x = 1,599,526,741,452.00
  5. Step 5: Solve for x
    x = 1,599,526,741,452.00/1,124,676.80
  6. Step 6: Final answer
    x = 1,422,210.13

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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.