Home / 1,689,166.62-2,331,050.49-925,247.70

Finding the Fourth Proportional to 1,689,166.62, 2,331,050.49 and 925,247.70

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Solution

The fourth proportional to 1,689,166.62, 2,331,050.49 and 925,247.70 is: 1,276,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,166.62 : 2,331,050.49 = 925,247.70 : x
  2. Step 2: Convert to fraction form
    1,689,166.62/2,331,050.49 = 925,247.70/x
  3. Step 3: Cross multiply
    1,689,166.62x = 2,331,050.49 × 925,247.70
  4. Step 4: Simplify right side
    1,689,166.62x = 2,156,799,104,456.37
  5. Step 5: Solve for x
    x = 2,156,799,104,456.37/1,689,166.62
  6. Step 6: Final answer
    x = 1,276,842.13

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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.