Home / 1,333,383.98-1,840,055.88-721,523.38

Finding the Fourth Proportional to 1,333,383.98, 1,840,055.88 and 721,523.38

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Solution

The fourth proportional to 1,333,383.98, 1,840,055.88 and 721,523.38 is: 995,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,383.98 : 1,840,055.88 = 721,523.38 : x
  2. Step 2: Convert to fraction form
    1,333,383.98/1,840,055.88 = 721,523.38/x
  3. Step 3: Cross multiply
    1,333,383.98x = 1,840,055.88 × 721,523.38
  4. Step 4: Simplify right side
    1,333,383.98x = 1,327,643,337,926.47
  5. Step 5: Solve for x
    x = 1,327,643,337,926.47/1,333,383.98
  6. Step 6: Final answer
    x = 995,694.68

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1.5x scale

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.