Home / 2,799,421.38-3,861,984.69-1,711,738.26

Finding the Fourth Proportional to 2,799,421.38, 3,861,984.69 and 1,711,738.26

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Solution

The fourth proportional to 2,799,421.38, 3,861,984.69 and 1,711,738.26 is: 2,361,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,421.38 : 3,861,984.69 = 1,711,738.26 : x
  2. Step 2: Convert to fraction form
    2,799,421.38/3,861,984.69 = 1,711,738.26/x
  3. Step 3: Cross multiply
    2,799,421.38x = 3,861,984.69 × 1,711,738.26
  4. Step 4: Simplify right side
    2,799,421.38x = 6,610,706,953,407.24
  5. Step 5: Solve for x
    x = 6,610,706,953,407.24/2,799,421.38
  6. Step 6: Final answer
    x = 2,361,454.76

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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.