Home / 2,227,725.72-3,074,265-1,209,130.92

Finding the Fourth Proportional to 2,227,725.72, 3,074,265 and 1,209,130.92

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Solution

The fourth proportional to 2,227,725.72, 3,074,265 and 1,209,130.92 is: 1,668,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,725.72 : 3,074,265 = 1,209,130.92 : x
  2. Step 2: Convert to fraction form
    2,227,725.72/3,074,265 = 1,209,130.92/x
  3. Step 3: Cross multiply
    2,227,725.72x = 3,074,265 × 1,209,130.92
  4. Step 4: Simplify right side
    2,227,725.72x = 3,717,188,867,773.80
  5. Step 5: Solve for x
    x = 3,717,188,867,773.80/2,227,725.72
  6. Step 6: Final answer
    x = 1,668,602.57

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Double scale
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1.5x scale

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.