Home / 2,097,686.91-2,894,786.96-1,167,378.96

Finding the Fourth Proportional to 2,097,686.91, 2,894,786.96 and 1,167,378.96

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Solution

The fourth proportional to 2,097,686.91, 2,894,786.96 and 1,167,378.96 is: 1,610,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,686.91 : 2,894,786.96 = 1,167,378.96 : x
  2. Step 2: Convert to fraction form
    2,097,686.91/2,894,786.96 = 1,167,378.96/x
  3. Step 3: Cross multiply
    2,097,686.91x = 2,894,786.96 × 1,167,378.96
  4. Step 4: Simplify right side
    2,097,686.91x = 3,379,313,384,949.47
  5. Step 5: Solve for x
    x = 3,379,313,384,949.47/2,097,686.91
  6. Step 6: Final answer
    x = 1,610,971.29

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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.