Home / 1,085,662.80-1,627,706.88-729,794.16

Finding the Fourth Proportional to 1,085,662.80, 1,627,706.88 and 729,794.16

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Solution

The fourth proportional to 1,085,662.80, 1,627,706.88 and 729,794.16 is: 1,094,162.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,662.80 : 1,627,706.88 = 729,794.16 : x
  2. Step 2: Convert to fraction form
    1,085,662.80/1,627,706.88 = 729,794.16/x
  3. Step 3: Cross multiply
    1,085,662.80x = 1,627,706.88 × 729,794.16
  4. Step 4: Simplify right side
    1,085,662.80x = 1,187,890,975,215.82
  5. Step 5: Solve for x
    x = 1,187,890,975,215.82/1,085,662.80
  6. Step 6: Final answer
    x = 1,094,162.00

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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.