Home / 6,891,504.89-10,338,812.82-2,280,479.31

Finding the Fourth Proportional to 6,891,504.89, 10,338,812.82 and 2,280,479.31

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Solution

The fourth proportional to 6,891,504.89, 10,338,812.82 and 2,280,479.31 is: 3,421,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891,504.89 : 10,338,812.82 = 2,280,479.31 : x
  2. Step 2: Convert to fraction form
    6,891,504.89/10,338,812.82 = 2,280,479.31/x
  3. Step 3: Cross multiply
    6,891,504.89x = 10,338,812.82 × 2,280,479.31
  4. Step 4: Simplify right side
    6,891,504.89x = 23,577,448,725,972.75
  5. Step 5: Solve for x
    x = 23,577,448,725,972.75/6,891,504.89
  6. Step 6: Final answer
    x = 3,421,233.70

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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.