Home / 5,168,401.56-7,752,816.12-1,525,131.48

Finding the Fourth Proportional to 5,168,401.56, 7,752,816.12 and 1,525,131.48

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Solution

The fourth proportional to 5,168,401.56, 7,752,816.12 and 1,525,131.48 is: 2,287,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,401.56 : 7,752,816.12 = 1,525,131.48 : x
  2. Step 2: Convert to fraction form
    5,168,401.56/7,752,816.12 = 1,525,131.48/x
  3. Step 3: Cross multiply
    5,168,401.56x = 7,752,816.12 × 1,525,131.48
  4. Step 4: Simplify right side
    5,168,401.56x = 11,824,063,923,263.46
  5. Step 5: Solve for x
    x = 11,824,063,923,263.46/5,168,401.56
  6. Step 6: Final answer
    x = 2,287,760.30

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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.