Home / 2,076,475.70-3,114,713.55-1,275,158.90

Finding the Fourth Proportional to 2,076,475.70, 3,114,713.55 and 1,275,158.90

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Solution

The fourth proportional to 2,076,475.70, 3,114,713.55 and 1,275,158.90 is: 1,912,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,475.70 : 3,114,713.55 = 1,275,158.90 : x
  2. Step 2: Convert to fraction form
    2,076,475.70/3,114,713.55 = 1,275,158.90/x
  3. Step 3: Cross multiply
    2,076,475.70x = 3,114,713.55 × 1,275,158.90
  4. Step 4: Simplify right side
    2,076,475.70x = 3,971,754,704,233.09
  5. Step 5: Solve for x
    x = 3,971,754,704,233.09/2,076,475.70
  6. Step 6: Final answer
    x = 1,912,738.35

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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.