Home / 1,061,083.12-1,464,067.68-631,279.24

Finding the Fourth Proportional to 1,061,083.12, 1,464,067.68 and 631,279.24

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Solution

The fourth proportional to 1,061,083.12, 1,464,067.68 and 631,279.24 is: 871,030.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,083.12 : 1,464,067.68 = 631,279.24 : x
  2. Step 2: Convert to fraction form
    1,061,083.12/1,464,067.68 = 631,279.24/x
  3. Step 3: Cross multiply
    1,061,083.12x = 1,464,067.68 × 631,279.24
  4. Step 4: Simplify right side
    1,061,083.12x = 924,235,532,338.96
  5. Step 5: Solve for x
    x = 924,235,532,338.96/1,061,083.12
  6. Step 6: Final answer
    x = 871,030.28

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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.