Home / 1,485,884.25-2,050,520.27-806,820.75

Finding the Fourth Proportional to 1,485,884.25, 2,050,520.27 and 806,820.75

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Solution

The fourth proportional to 1,485,884.25, 2,050,520.27 and 806,820.75 is: 1,113,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,884.25 : 2,050,520.27 = 806,820.75 : x
  2. Step 2: Convert to fraction form
    1,485,884.25/2,050,520.27 = 806,820.75/x
  3. Step 3: Cross multiply
    1,485,884.25x = 2,050,520.27 × 806,820.75
  4. Step 4: Simplify right side
    1,485,884.25x = 1,654,402,298,097.50
  5. Step 5: Solve for x
    x = 1,654,402,298,097.50/1,485,884.25
  6. Step 6: Final answer
    x = 1,113,412.64

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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.