Home / 2,076,055.85-3,112,589.24-1,275,683.75

Finding the Fourth Proportional to 2,076,055.85, 3,112,589.24 and 1,275,683.75

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Solution

The fourth proportional to 2,076,055.85, 3,112,589.24 and 1,275,683.75 is: 1,912,607.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,055.85 : 3,112,589.24 = 1,275,683.75 : x
  2. Step 2: Convert to fraction form
    2,076,055.85/3,112,589.24 = 1,275,683.75/x
  3. Step 3: Cross multiply
    2,076,055.85x = 3,112,589.24 × 1,275,683.75
  4. Step 4: Simplify right side
    2,076,055.85x = 3,970,679,507,514.43
  5. Step 5: Solve for x
    x = 3,970,679,507,514.43/2,076,055.85
  6. Step 6: Final answer
    x = 1,912,607.27

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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.