Home / 1,900,909.44-2,851,370.28-480,965.40

Finding the Fourth Proportional to 1,900,909.44, 2,851,370.28 and 480,965.40

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Solution

The fourth proportional to 1,900,909.44, 2,851,370.28 and 480,965.40 is: 721,449.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,909.44 : 2,851,370.28 = 480,965.40 : x
  2. Step 2: Convert to fraction form
    1,900,909.44/2,851,370.28 = 480,965.40/x
  3. Step 3: Cross multiply
    1,900,909.44x = 2,851,370.28 × 480,965.40
  4. Step 4: Simplify right side
    1,900,909.44x = 1,371,410,447,268.31
  5. Step 5: Solve for x
    x = 1,371,410,447,268.31/1,900,909.44
  6. Step 6: Final answer
    x = 721,449.65

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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.