Home / 1,333,410.98-1,840,111.98-721,563.66

Finding the Fourth Proportional to 1,333,410.98, 1,840,111.98 and 721,563.66

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Solution

The fourth proportional to 1,333,410.98, 1,840,111.98 and 721,563.66 is: 995,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,410.98 : 1,840,111.98 = 721,563.66 : x
  2. Step 2: Convert to fraction form
    1,333,410.98/1,840,111.98 = 721,563.66/x
  3. Step 3: Cross multiply
    1,333,410.98x = 1,840,111.98 × 721,563.66
  4. Step 4: Simplify right side
    1,333,410.98x = 1,327,757,935,098.65
  5. Step 5: Solve for x
    x = 1,327,757,935,098.65/1,333,410.98
  6. Step 6: Final answer
    x = 995,760.47

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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.