Home / 3,038,505.12-4,556,076.24-1,242,649.80

Finding the Fourth Proportional to 3,038,505.12, 4,556,076.24 and 1,242,649.80

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Solution

The fourth proportional to 3,038,505.12, 4,556,076.24 and 1,242,649.80 is: 1,863,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,505.12 : 4,556,076.24 = 1,242,649.80 : x
  2. Step 2: Convert to fraction form
    3,038,505.12/4,556,076.24 = 1,242,649.80/x
  3. Step 3: Cross multiply
    3,038,505.12x = 4,556,076.24 × 1,242,649.80
  4. Step 4: Simplify right side
    3,038,505.12x = 5,661,607,228,420.75
  5. Step 5: Solve for x
    x = 5,661,607,228,420.75/3,038,505.12
  6. Step 6: Final answer
    x = 1,863,287.05

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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.