Home / 1,114,687.04-1,538,218.32-631,241.96

Finding the Fourth Proportional to 1,114,687.04, 1,538,218.32 and 631,241.96

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Solution

The fourth proportional to 1,114,687.04, 1,538,218.32 and 631,241.96 is: 871,085.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,687.04 : 1,538,218.32 = 631,241.96 : x
  2. Step 2: Convert to fraction form
    1,114,687.04/1,538,218.32 = 631,241.96/x
  3. Step 3: Cross multiply
    1,114,687.04x = 1,538,218.32 × 631,241.96
  4. Step 4: Simplify right side
    1,114,687.04x = 970,987,947,224.71
  5. Step 5: Solve for x
    x = 970,987,947,224.71/1,114,687.04
  6. Step 6: Final answer
    x = 871,085.71

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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.