Home / 2,051,274.90-3,076,912.35-988,392.90

Finding the Fourth Proportional to 2,051,274.90, 3,076,912.35 and 988,392.90

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Solution

The fourth proportional to 2,051,274.90, 3,076,912.35 and 988,392.90 is: 1,482,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,274.90 : 3,076,912.35 = 988,392.90 : x
  2. Step 2: Convert to fraction form
    2,051,274.90/3,076,912.35 = 988,392.90/x
  3. Step 3: Cross multiply
    2,051,274.90x = 3,076,912.35 × 988,392.90
  4. Step 4: Simplify right side
    2,051,274.90x = 3,041,198,320,662.32
  5. Step 5: Solve for x
    x = 3,041,198,320,662.32/2,051,274.90
  6. Step 6: Final answer
    x = 1,482,589.35

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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.