Home / 3,525,400.80-5,288,101.20-866,008.80

Finding the Fourth Proportional to 3,525,400.80, 5,288,101.20 and 866,008.80

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Solution

The fourth proportional to 3,525,400.80, 5,288,101.20 and 866,008.80 is: 1,299,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,400.80 : 5,288,101.20 = 866,008.80 : x
  2. Step 2: Convert to fraction form
    3,525,400.80/5,288,101.20 = 866,008.80/x
  3. Step 3: Cross multiply
    3,525,400.80x = 5,288,101.20 × 866,008.80
  4. Step 4: Simplify right side
    3,525,400.80x = 4,579,542,174,490.56
  5. Step 5: Solve for x
    x = 4,579,542,174,490.56/3,525,400.80
  6. Step 6: Final answer
    x = 1,299,013.20

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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.