Home / 1,114,596.29-1,538,142.76-631,161.31

Finding the Fourth Proportional to 1,114,596.29, 1,538,142.76 and 631,161.31

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Solution

The fourth proportional to 1,114,596.29, 1,538,142.76 and 631,161.31 is: 871,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,596.29 : 1,538,142.76 = 631,161.31 : x
  2. Step 2: Convert to fraction form
    1,114,596.29/1,538,142.76 = 631,161.31/x
  3. Step 3: Cross multiply
    1,114,596.29x = 1,538,142.76 × 631,161.31
  4. Step 4: Simplify right side
    1,114,596.29x = 970,816,199,368.62
  5. Step 5: Solve for x
    x = 970,816,199,368.62/1,114,596.29
  6. Step 6: Final answer
    x = 871,002.54

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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.