Home / 2,076,097.77-3,112,652.07-1,275,725.70

Finding the Fourth Proportional to 2,076,097.77, 3,112,652.07 and 1,275,725.70

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Solution

The fourth proportional to 2,076,097.77, 3,112,652.07 and 1,275,725.70 is: 1,912,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,097.77 : 3,112,652.07 = 1,275,725.70 : x
  2. Step 2: Convert to fraction form
    2,076,097.77/3,112,652.07 = 1,275,725.70/x
  3. Step 3: Cross multiply
    2,076,097.77x = 3,112,652.07 × 1,275,725.70
  4. Step 4: Simplify right side
    2,076,097.77x = 3,970,890,240,857.20
  5. Step 5: Solve for x
    x = 3,970,890,240,857.20/2,076,097.77
  6. Step 6: Final answer
    x = 1,912,670.15

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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.