Home / 2,600,235.65-3,900,769.01-802,696.61

Finding the Fourth Proportional to 2,600,235.65, 3,900,769.01 and 802,696.61

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Solution

The fourth proportional to 2,600,235.65, 3,900,769.01 and 802,696.61 is: 1,204,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,235.65 : 3,900,769.01 = 802,696.61 : x
  2. Step 2: Convert to fraction form
    2,600,235.65/3,900,769.01 = 802,696.61/x
  3. Step 3: Cross multiply
    2,600,235.65x = 3,900,769.01 × 802,696.61
  4. Step 4: Simplify right side
    2,600,235.65x = 3,131,134,060,720.06
  5. Step 5: Solve for x
    x = 3,131,134,060,720.06/2,600,235.65
  6. Step 6: Final answer
    x = 1,204,173.19

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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.