Home / 2,265,646.72-3,126,681.12-1,247,146.24

Finding the Fourth Proportional to 2,265,646.72, 3,126,681.12 and 1,247,146.24

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Solution

The fourth proportional to 2,265,646.72, 3,126,681.12 and 1,247,146.24 is: 1,721,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,646.72 : 3,126,681.12 = 1,247,146.24 : x
  2. Step 2: Convert to fraction form
    2,265,646.72/3,126,681.12 = 1,247,146.24/x
  3. Step 3: Cross multiply
    2,265,646.72x = 3,126,681.12 × 1,247,146.24
  4. Step 4: Simplify right side
    2,265,646.72x = 3,899,428,602,486.99
  5. Step 5: Solve for x
    x = 3,899,428,602,486.99/2,265,646.72
  6. Step 6: Final answer
    x = 1,721,110.61

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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.