Home / 1,788,046.16-2,467,515.89-972,258.71

Finding the Fourth Proportional to 1,788,046.16, 2,467,515.89 and 972,258.71

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Solution

The fourth proportional to 1,788,046.16, 2,467,515.89 and 972,258.71 is: 1,341,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,046.16 : 2,467,515.89 = 972,258.71 : x
  2. Step 2: Convert to fraction form
    1,788,046.16/2,467,515.89 = 972,258.71/x
  3. Step 3: Cross multiply
    1,788,046.16x = 2,467,515.89 × 972,258.71
  4. Step 4: Simplify right side
    1,788,046.16x = 2,399,063,806,208.97
  5. Step 5: Solve for x
    x = 2,399,063,806,208.97/1,788,046.16
  6. Step 6: Final answer
    x = 1,341,723.65

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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.