Home / 1,259,217.78-1,737,507.72-707,860.02

Finding the Fourth Proportional to 1,259,217.78, 1,737,507.72 and 707,860.02

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Solution

The fourth proportional to 1,259,217.78, 1,737,507.72 and 707,860.02 is: 976,727.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,217.78 : 1,737,507.72 = 707,860.02 : x
  2. Step 2: Convert to fraction form
    1,259,217.78/1,737,507.72 = 707,860.02/x
  3. Step 3: Cross multiply
    1,259,217.78x = 1,737,507.72 × 707,860.02
  4. Step 4: Simplify right side
    1,259,217.78x = 1,229,912,249,429.35
  5. Step 5: Solve for x
    x = 1,229,912,249,429.35/1,259,217.78
  6. Step 6: Final answer
    x = 976,727.19

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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.