Home / 2,917,030.71-4,375,546.07-787,111.41

Finding the Fourth Proportional to 2,917,030.71, 4,375,546.07 and 787,111.41

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Solution

The fourth proportional to 2,917,030.71, 4,375,546.07 and 787,111.41 is: 1,180,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,030.71 : 4,375,546.07 = 787,111.41 : x
  2. Step 2: Convert to fraction form
    2,917,030.71/4,375,546.07 = 787,111.41/x
  3. Step 3: Cross multiply
    2,917,030.71x = 4,375,546.07 × 787,111.41
  4. Step 4: Simplify right side
    2,917,030.71x = 3,444,042,236,677.66
  5. Step 5: Solve for x
    x = 3,444,042,236,677.66/2,917,030.71
  6. Step 6: Final answer
    x = 1,180,667.12

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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.