Home / 1,694,445.75-2,338,351.54-930,515.72

Finding the Fourth Proportional to 1,694,445.75, 2,338,351.54 and 930,515.72

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Solution

The fourth proportional to 1,694,445.75, 2,338,351.54 and 930,515.72 is: 1,284,120.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,445.75 : 2,338,351.54 = 930,515.72 : x
  2. Step 2: Convert to fraction form
    1,694,445.75/2,338,351.54 = 930,515.72/x
  3. Step 3: Cross multiply
    1,694,445.75x = 2,338,351.54 × 930,515.72
  4. Step 4: Simplify right side
    1,694,445.75x = 2,175,872,852,838.16
  5. Step 5: Solve for x
    x = 2,175,872,852,838.16/1,694,445.75
  6. Step 6: Final answer
    x = 1,284,120.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.