Home / 1,067,181.42-1,473,206.67-631,461.78

Finding the Fourth Proportional to 1,067,181.42, 1,473,206.67 and 631,461.78

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Solution

The fourth proportional to 1,067,181.42, 1,473,206.67 and 631,461.78 is: 871,710.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,181.42 : 1,473,206.67 = 631,461.78 : x
  2. Step 2: Convert to fraction form
    1,067,181.42/1,473,206.67 = 631,461.78/x
  3. Step 3: Cross multiply
    1,067,181.42x = 1,473,206.67 × 631,461.78
  4. Step 4: Simplify right side
    1,067,181.42x = 930,273,706,146.07
  5. Step 5: Solve for x
    x = 930,273,706,146.07/1,067,181.42
  6. Step 6: Final answer
    x = 871,710.93

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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.