Home / 3,120,487.30-4,673,732.55-2,560,615.30

Finding the Fourth Proportional to 3,120,487.30, 4,673,732.55 and 2,560,615.30

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Solution

The fourth proportional to 3,120,487.30, 4,673,732.55 and 2,560,615.30 is: 3,835,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,487.30 : 4,673,732.55 = 2,560,615.30 : x
  2. Step 2: Convert to fraction form
    3,120,487.30/4,673,732.55 = 2,560,615.30/x
  3. Step 3: Cross multiply
    3,120,487.30x = 4,673,732.55 × 2,560,615.30
  4. Step 4: Simplify right side
    3,120,487.30x = 11,967,631,075,638.01
  5. Step 5: Solve for x
    x = 11,967,631,075,638.01/3,120,487.30
  6. Step 6: Final answer
    x = 3,835,180.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.