Home / 2,075,213.75-3,112,073.30-877,229.21

Finding the Fourth Proportional to 2,075,213.75, 3,112,073.30 and 877,229.21

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Solution

The fourth proportional to 2,075,213.75, 3,112,073.30 and 877,229.21 is: 1,315,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,213.75 : 3,112,073.30 = 877,229.21 : x
  2. Step 2: Convert to fraction form
    2,075,213.75/3,112,073.30 = 877,229.21/x
  3. Step 3: Cross multiply
    2,075,213.75x = 3,112,073.30 × 877,229.21
  4. Step 4: Simplify right side
    2,075,213.75x = 2,730,001,582,474.58
  5. Step 5: Solve for x
    x = 2,730,001,582,474.58/2,075,213.75
  6. Step 6: Final answer
    x = 1,315,527.90

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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.