Home / 2,076,056.85-3,112,590.73-1,275,684.75

Finding the Fourth Proportional to 2,076,056.85, 3,112,590.73 and 1,275,684.75

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Solution

The fourth proportional to 2,076,056.85, 3,112,590.73 and 1,275,684.75 is: 1,912,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,056.85 : 3,112,590.73 = 1,275,684.75 : x
  2. Step 2: Convert to fraction form
    2,076,056.85/3,112,590.73 = 1,275,684.75/x
  3. Step 3: Cross multiply
    2,076,056.85x = 3,112,590.73 × 1,275,684.75
  4. Step 4: Simplify right side
    2,076,056.85x = 3,970,684,527,252.37
  5. Step 5: Solve for x
    x = 3,970,684,527,252.37/2,076,056.85
  6. Step 6: Final answer
    x = 1,912,608.76

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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.