Home / 1,150,218.48-1,587,280.20-626,933.54

Finding the Fourth Proportional to 1,150,218.48, 1,587,280.20 and 626,933.54

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Solution

The fourth proportional to 1,150,218.48, 1,587,280.20 and 626,933.54 is: 865,156.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,218.48 : 1,587,280.20 = 626,933.54 : x
  2. Step 2: Convert to fraction form
    1,150,218.48/1,587,280.20 = 626,933.54/x
  3. Step 3: Cross multiply
    1,150,218.48x = 1,587,280.20 × 626,933.54
  4. Step 4: Simplify right side
    1,150,218.48x = 995,119,194,757.91
  5. Step 5: Solve for x
    x = 995,119,194,757.91/1,150,218.48
  6. Step 6: Final answer
    x = 865,156.67

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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.