Home / 1,540,500.88-2,125,728.36-852,063.28

Finding the Fourth Proportional to 1,540,500.88, 2,125,728.36 and 852,063.28

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Solution

The fourth proportional to 1,540,500.88, 2,125,728.36 and 852,063.28 is: 1,175,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,500.88 : 2,125,728.36 = 852,063.28 : x
  2. Step 2: Convert to fraction form
    1,540,500.88/2,125,728.36 = 852,063.28/x
  3. Step 3: Cross multiply
    1,540,500.88x = 2,125,728.36 × 852,063.28
  4. Step 4: Simplify right side
    1,540,500.88x = 1,811,255,078,810.62
  5. Step 5: Solve for x
    x = 1,811,255,078,810.62/1,540,500.88
  6. Step 6: Final answer
    x = 1,175,757.25

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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.