Home / 1,284,276.60-1,773,493.02-961,426.20

Finding the Fourth Proportional to 1,284,276.60, 1,773,493.02 and 961,426.20

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Solution

The fourth proportional to 1,284,276.60, 1,773,493.02 and 961,426.20 is: 1,327,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,276.60 : 1,773,493.02 = 961,426.20 : x
  2. Step 2: Convert to fraction form
    1,284,276.60/1,773,493.02 = 961,426.20/x
  3. Step 3: Cross multiply
    1,284,276.60x = 1,773,493.02 × 961,426.20
  4. Step 4: Simplify right side
    1,284,276.60x = 1,705,082,654,945.12
  5. Step 5: Solve for x
    x = 1,705,082,654,945.12/1,284,276.60
  6. Step 6: Final answer
    x = 1,327,659.99

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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.