Home / 1,333,384.98-1,840,057.26-721,524.38

Finding the Fourth Proportional to 1,333,384.98, 1,840,057.26 and 721,524.38

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Solution

The fourth proportional to 1,333,384.98, 1,840,057.26 and 721,524.38 is: 995,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,384.98 : 1,840,057.26 = 721,524.38 : x
  2. Step 2: Convert to fraction form
    1,333,384.98/1,840,057.26 = 721,524.38/x
  3. Step 3: Cross multiply
    1,333,384.98x = 1,840,057.26 × 721,524.38
  4. Step 4: Simplify right side
    1,333,384.98x = 1,327,646,173,686.00
  5. Step 5: Solve for x
    x = 1,327,646,173,686.00/1,333,384.98
  6. Step 6: Final answer
    x = 995,696.06

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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.