Home / 2,601,970.38-3,590,747.38-1,440,435.88

Finding the Fourth Proportional to 2,601,970.38, 3,590,747.38 and 1,440,435.88

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Solution

The fourth proportional to 2,601,970.38, 3,590,747.38 and 1,440,435.88 is: 1,987,817.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601,970.38 : 3,590,747.38 = 1,440,435.88 : x
  2. Step 2: Convert to fraction form
    2,601,970.38/3,590,747.38 = 1,440,435.88/x
  3. Step 3: Cross multiply
    2,601,970.38x = 3,590,747.38 × 1,440,435.88
  4. Step 4: Simplify right side
    2,601,970.38x = 5,172,241,362,167.99
  5. Step 5: Solve for x
    x = 5,172,241,362,167.99/2,601,970.38
  6. Step 6: Final answer
    x = 1,987,817.16

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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.