Home / 1,021,291-1,409,167.96-591,545.48

Finding the Fourth Proportional to 1,021,291, 1,409,167.96 and 591,545.48

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Solution

The fourth proportional to 1,021,291, 1,409,167.96 and 591,545.48 is: 816,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,291 : 1,409,167.96 = 591,545.48 : x
  2. Step 2: Convert to fraction form
    1,021,291/1,409,167.96 = 591,545.48/x
  3. Step 3: Cross multiply
    1,021,291x = 1,409,167.96 × 591,545.48
  4. Step 4: Simplify right side
    1,021,291x = 833,586,937,298.82
  5. Step 5: Solve for x
    x = 833,586,937,298.82/1,021,291
  6. Step 6: Final answer
    x = 816,209.03

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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.