Home / 4,812,852.54-7,215,531.78-2,382,328.82

Finding the Fourth Proportional to 4,812,852.54, 7,215,531.78 and 2,382,328.82

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Solution

The fourth proportional to 4,812,852.54, 7,215,531.78 and 2,382,328.82 is: 3,571,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,852.54 : 7,215,531.78 = 2,382,328.82 : x
  2. Step 2: Convert to fraction form
    4,812,852.54/7,215,531.78 = 2,382,328.82/x
  3. Step 3: Cross multiply
    4,812,852.54x = 7,215,531.78 × 2,382,328.82
  4. Step 4: Simplify right side
    4,812,852.54x = 17,189,769,311,119.90
  5. Step 5: Solve for x
    x = 17,189,769,311,119.90/4,812,852.54
  6. Step 6: Final answer
    x = 3,571,638.48

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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.