Home / 1,307,026.11-1,957,700.03-631,691.09

Finding the Fourth Proportional to 1,307,026.11, 1,957,700.03 and 631,691.09

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Solution

The fourth proportional to 1,307,026.11, 1,957,700.03 and 631,691.09 is: 946,164.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,026.11 : 1,957,700.03 = 631,691.09 : x
  2. Step 2: Convert to fraction form
    1,307,026.11/1,957,700.03 = 631,691.09/x
  3. Step 3: Cross multiply
    1,307,026.11x = 1,957,700.03 × 631,691.09
  4. Step 4: Simplify right side
    1,307,026.11x = 1,236,661,662,685.28
  5. Step 5: Solve for x
    x = 1,236,661,662,685.28/1,307,026.11
  6. Step 6: Final answer
    x = 946,164.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.