Home / 2,057,957.96-3,087,053.46-638,215.88

Finding the Fourth Proportional to 2,057,957.96, 3,087,053.46 and 638,215.88

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Solution

The fourth proportional to 2,057,957.96, 3,087,053.46 and 638,215.88 is: 957,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,957.96 : 3,087,053.46 = 638,215.88 : x
  2. Step 2: Convert to fraction form
    2,057,957.96/3,087,053.46 = 638,215.88/x
  3. Step 3: Cross multiply
    2,057,957.96x = 3,087,053.46 × 638,215.88
  4. Step 4: Simplify right side
    2,057,957.96x = 1,970,206,540,580.94
  5. Step 5: Solve for x
    x = 1,970,206,540,580.94/2,057,957.96
  6. Step 6: Final answer
    x = 957,359.96

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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.