Home / 1,948,392-2,920,021.92-825,071.04

Finding the Fourth Proportional to 1,948,392, 2,920,021.92 and 825,071.04

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Solution

The fourth proportional to 1,948,392, 2,920,021.92 and 825,071.04 is: 1,236,519.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,392 : 2,920,021.92 = 825,071.04 : x
  2. Step 2: Convert to fraction form
    1,948,392/2,920,021.92 = 825,071.04/x
  3. Step 3: Cross multiply
    1,948,392x = 2,920,021.92 × 825,071.04
  4. Step 4: Simplify right side
    1,948,392x = 2,409,225,522,357.20
  5. Step 5: Solve for x
    x = 2,409,225,522,357.20/1,948,392
  6. Step 6: Final answer
    x = 1,236,519.92

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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.