Home / 2,812,292.24-4,218,431.67-682,374.56

Finding the Fourth Proportional to 2,812,292.24, 4,218,431.67 and 682,374.56

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Solution

The fourth proportional to 2,812,292.24, 4,218,431.67 and 682,374.56 is: 1,023,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,292.24 : 4,218,431.67 = 682,374.56 : x
  2. Step 2: Convert to fraction form
    2,812,292.24/4,218,431.67 = 682,374.56/x
  3. Step 3: Cross multiply
    2,812,292.24x = 4,218,431.67 × 682,374.56
  4. Step 4: Simplify right side
    2,812,292.24x = 2,878,550,454,706.32
  5. Step 5: Solve for x
    x = 2,878,550,454,706.32/2,812,292.24
  6. Step 6: Final answer
    x = 1,023,560.22

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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.