Home / 2,116,842.48-2,921,262.84-1,149,980.04

Finding the Fourth Proportional to 2,116,842.48, 2,921,262.84 and 1,149,980.04

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Solution

The fourth proportional to 2,116,842.48, 2,921,262.84 and 1,149,980.04 is: 1,586,983.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,842.48 : 2,921,262.84 = 1,149,980.04 : x
  2. Step 2: Convert to fraction form
    2,116,842.48/2,921,262.84 = 1,149,980.04/x
  3. Step 3: Cross multiply
    2,116,842.48x = 2,921,262.84 × 1,149,980.04
  4. Step 4: Simplify right side
    2,116,842.48x = 3,359,393,957,593.71
  5. Step 5: Solve for x
    x = 3,359,393,957,593.71/2,116,842.48
  6. Step 6: Final answer
    x = 1,586,983.44

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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.