Home / 1,126,348.06-1,689,506.71-273,426.26

Finding the Fourth Proportional to 1,126,348.06, 1,689,506.71 and 273,426.26

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Solution

The fourth proportional to 1,126,348.06, 1,689,506.71 and 273,426.26 is: 410,135.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,348.06 : 1,689,506.71 = 273,426.26 : x
  2. Step 2: Convert to fraction form
    1,126,348.06/1,689,506.71 = 273,426.26/x
  3. Step 3: Cross multiply
    1,126,348.06x = 1,689,506.71 × 273,426.26
  4. Step 4: Simplify right side
    1,126,348.06x = 461,955,496,580.84
  5. Step 5: Solve for x
    x = 461,955,496,580.84/1,126,348.06
  6. Step 6: Final answer
    x = 410,135.65

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Double scale
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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.