Home / 2,114,249.80-2,917,666.74-1,147,380.28

Finding the Fourth Proportional to 2,114,249.80, 2,917,666.74 and 1,147,380.28

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Solution

The fourth proportional to 2,114,249.80, 2,917,666.74 and 1,147,380.28 is: 1,583,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,249.80 : 2,917,666.74 = 1,147,380.28 : x
  2. Step 2: Convert to fraction form
    2,114,249.80/2,917,666.74 = 1,147,380.28/x
  3. Step 3: Cross multiply
    2,114,249.80x = 2,917,666.74 × 1,147,380.28
  4. Step 4: Simplify right side
    2,114,249.80x = 3,347,673,281,087.89
  5. Step 5: Solve for x
    x = 3,347,673,281,087.89/2,114,249.80
  6. Step 6: Final answer
    x = 1,583,385.88

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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.