Home / 5,076,228-7,614,549.36-1,289,808.48

Finding the Fourth Proportional to 5,076,228, 7,614,549.36 and 1,289,808.48

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Solution

The fourth proportional to 5,076,228, 7,614,549.36 and 1,289,808.48 is: 1,934,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076,228 : 7,614,549.36 = 1,289,808.48 : x
  2. Step 2: Convert to fraction form
    5,076,228/7,614,549.36 = 1,289,808.48/x
  3. Step 3: Cross multiply
    5,076,228x = 7,614,549.36 × 1,289,808.48
  4. Step 4: Simplify right side
    5,076,228x = 9,821,310,335,906.57
  5. Step 5: Solve for x
    x = 9,821,310,335,906.57/5,076,228
  6. Step 6: Final answer
    x = 1,934,765.41

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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.