Home / 1,017,277.96-1,403,679.54-587,489.80

Finding the Fourth Proportional to 1,017,277.96, 1,403,679.54 and 587,489.80

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Solution

The fourth proportional to 1,017,277.96, 1,403,679.54 and 587,489.80 is: 810,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,277.96 : 1,403,679.54 = 587,489.80 : x
  2. Step 2: Convert to fraction form
    1,017,277.96/1,403,679.54 = 587,489.80/x
  3. Step 3: Cross multiply
    1,017,277.96x = 1,403,679.54 × 587,489.80
  4. Step 4: Simplify right side
    1,017,277.96x = 824,647,412,218.69
  5. Step 5: Solve for x
    x = 824,647,412,218.69/1,017,277.96
  6. Step 6: Final answer
    x = 810,641.19

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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.