Home / 2,051,861.64-3,077,845.02-972,121.44

Finding the Fourth Proportional to 2,051,861.64, 3,077,845.02 and 972,121.44

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Solution

The fourth proportional to 2,051,861.64, 3,077,845.02 and 972,121.44 is: 1,458,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,861.64 : 3,077,845.02 = 972,121.44 : x
  2. Step 2: Convert to fraction form
    2,051,861.64/3,077,845.02 = 972,121.44/x
  3. Step 3: Cross multiply
    2,051,861.64x = 3,077,845.02 × 972,121.44
  4. Step 4: Simplify right side
    2,051,861.64x = 2,992,039,132,939.23
  5. Step 5: Solve for x
    x = 2,992,039,132,939.23/2,051,861.64
  6. Step 6: Final answer
    x = 1,458,207.06

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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.