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Finding the Fourth Proportional to 1,568,234, 2,164,162.92 and 852,842

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Solution

The fourth proportional to 1,568,234, 2,164,162.92 and 852,842 is: 1,176,921.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,234 : 2,164,162.92 = 852,842 : x
  2. Step 2: Convert to fraction form
    1,568,234/2,164,162.92 = 852,842/x
  3. Step 3: Cross multiply
    1,568,234x = 2,164,162.92 × 852,842
  4. Step 4: Simplify right side
    1,568,234x = 1,845,689,033,018.64
  5. Step 5: Solve for x
    x = 1,845,689,033,018.64/1,568,234
  6. Step 6: Final answer
    x = 1,176,921.96

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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.