Home / 2,840,581.90-3,919,996.76-1,551,422.34

Finding the Fourth Proportional to 2,840,581.90, 3,919,996.76 and 1,551,422.34

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Solution

The fourth proportional to 2,840,581.90, 3,919,996.76 and 1,551,422.34 is: 2,140,959.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,581.90 : 3,919,996.76 = 1,551,422.34 : x
  2. Step 2: Convert to fraction form
    2,840,581.90/3,919,996.76 = 1,551,422.34/x
  3. Step 3: Cross multiply
    2,840,581.90x = 3,919,996.76 × 1,551,422.34
  4. Step 4: Simplify right side
    2,840,581.90x = 6,081,570,546,191.62
  5. Step 5: Solve for x
    x = 6,081,570,546,191.62/2,840,581.90
  6. Step 6: Final answer
    x = 2,140,959.41

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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.