Home / 3,515,445.31-5,273,589.19-1,240,499.81

Finding the Fourth Proportional to 3,515,445.31, 5,273,589.19 and 1,240,499.81

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Solution

The fourth proportional to 3,515,445.31, 5,273,589.19 and 1,240,499.81 is: 1,860,898.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515,445.31 : 5,273,589.19 = 1,240,499.81 : x
  2. Step 2: Convert to fraction form
    3,515,445.31/5,273,589.19 = 1,240,499.81/x
  3. Step 3: Cross multiply
    3,515,445.31x = 5,273,589.19 × 1,240,499.81
  4. Step 4: Simplify right side
    3,515,445.31x = 6,541,886,400,621.72
  5. Step 5: Solve for x
    x = 6,541,886,400,621.72/3,515,445.31
  6. Step 6: Final answer
    x = 1,860,898.36

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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.