Home / 1,126,487.90-1,689,717.27-273,566.54

Finding the Fourth Proportional to 1,126,487.90, 1,689,717.27 and 273,566.54

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Solution

The fourth proportional to 1,126,487.90, 1,689,717.27 and 273,566.54 is: 410,346.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,487.90 : 1,689,717.27 = 273,566.54 : x
  2. Step 2: Convert to fraction form
    1,126,487.90/1,689,717.27 = 273,566.54/x
  3. Step 3: Cross multiply
    1,126,487.90x = 1,689,717.27 × 273,566.54
  4. Step 4: Simplify right side
    1,126,487.90x = 462,250,107,132.15
  5. Step 5: Solve for x
    x = 462,250,107,132.15/1,126,487.90
  6. Step 6: Final answer
    x = 410,346.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.