Home / 4,812,480.54-7,218,725.67-1,218,247.29

Finding the Fourth Proportional to 4,812,480.54, 7,218,725.67 and 1,218,247.29

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Solution

The fourth proportional to 4,812,480.54, 7,218,725.67 and 1,218,247.29 is: 1,827,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,480.54 : 7,218,725.67 = 1,218,247.29 : x
  2. Step 2: Convert to fraction form
    4,812,480.54/7,218,725.67 = 1,218,247.29/x
  3. Step 3: Cross multiply
    4,812,480.54x = 7,218,725.67 × 1,218,247.29
  4. Step 4: Simplify right side
    4,812,480.54x = 8,794,192,984,730.94
  5. Step 5: Solve for x
    x = 8,794,192,984,730.94/4,812,480.54
  6. Step 6: Final answer
    x = 1,827,372.17

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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.