Home / 2,091,260.60-3,140,001.30-1,618,479.80

Finding the Fourth Proportional to 2,091,260.60, 3,140,001.30 and 1,618,479.80

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Solution

The fourth proportional to 2,091,260.60, 3,140,001.30 and 1,618,479.80 is: 2,430,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,260.60 : 3,140,001.30 = 1,618,479.80 : x
  2. Step 2: Convert to fraction form
    2,091,260.60/3,140,001.30 = 1,618,479.80/x
  3. Step 3: Cross multiply
    2,091,260.60x = 3,140,001.30 × 1,618,479.80
  4. Step 4: Simplify right side
    2,091,260.60x = 5,082,028,676,023.74
  5. Step 5: Solve for x
    x = 5,082,028,676,023.74/2,091,260.60
  6. Step 6: Final answer
    x = 2,430,126.92

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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.