Home / 2,738,840.32-3,779,528.96-1,515,114.24

Finding the Fourth Proportional to 2,738,840.32, 3,779,528.96 and 1,515,114.24

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Solution

The fourth proportional to 2,738,840.32, 3,779,528.96 and 1,515,114.24 is: 2,090,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,840.32 : 3,779,528.96 = 1,515,114.24 : x
  2. Step 2: Convert to fraction form
    2,738,840.32/3,779,528.96 = 1,515,114.24/x
  3. Step 3: Cross multiply
    2,738,840.32x = 3,779,528.96 × 1,515,114.24
  4. Step 4: Simplify right side
    2,738,840.32x = 5,726,418,147,788.39
  5. Step 5: Solve for x
    x = 5,726,418,147,788.39/2,738,840.32
  6. Step 6: Final answer
    x = 2,090,818.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.