Home / 2,093,721.65-3,138,866.35-745,116.30

Finding the Fourth Proportional to 2,093,721.65, 3,138,866.35 and 745,116.30

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Solution

The fourth proportional to 2,093,721.65, 3,138,866.35 and 745,116.30 is: 1,117,063.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093,721.65 : 3,138,866.35 = 745,116.30 : x
  2. Step 2: Convert to fraction form
    2,093,721.65/3,138,866.35 = 745,116.30/x
  3. Step 3: Cross multiply
    2,093,721.65x = 3,138,866.35 × 745,116.30
  4. Step 4: Simplify right side
    2,093,721.65x = 2,338,820,479,043.71
  5. Step 5: Solve for x
    x = 2,338,820,479,043.71/2,093,721.65
  6. Step 6: Final answer
    x = 1,117,063.71

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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.