Home / 2,601,969.38-3,590,746.00-1,440,434.88

Finding the Fourth Proportional to 2,601,969.38, 3,590,746.00 and 1,440,434.88

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Solution

The fourth proportional to 2,601,969.38, 3,590,746.00 and 1,440,434.88 is: 1,987,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601,969.38 : 3,590,746.00 = 1,440,434.88 : x
  2. Step 2: Convert to fraction form
    2,601,969.38/3,590,746.00 = 1,440,434.88/x
  3. Step 3: Cross multiply
    2,601,969.38x = 3,590,746.00 × 1,440,434.88
  4. Step 4: Simplify right side
    2,601,969.38x = 5,172,235,780,019.39
  5. Step 5: Solve for x
    x = 5,172,235,780,019.39/2,601,969.38
  6. Step 6: Final answer
    x = 1,987,815.78

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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.