Home / 2,777,979.65-4,187,790.96-2,592,805.68

Finding the Fourth Proportional to 2,777,979.65, 4,187,790.96 and 2,592,805.68

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Solution

The fourth proportional to 2,777,979.65, 4,187,790.96 and 2,592,805.68 is: 3,908,642.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,979.65 : 4,187,790.96 = 2,592,805.68 : x
  2. Step 2: Convert to fraction form
    2,777,979.65/4,187,790.96 = 2,592,805.68/x
  3. Step 3: Cross multiply
    2,777,979.65x = 4,187,790.96 × 2,592,805.68
  4. Step 4: Simplify right side
    2,777,979.65x = 10,858,128,178,017.63
  5. Step 5: Solve for x
    x = 10,858,128,178,017.63/2,777,979.65
  6. Step 6: Final answer
    x = 3,908,642.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.