Home / 2,515,372.65-3,471,099.89-1,369,450.53

Finding the Fourth Proportional to 2,515,372.65, 3,471,099.89 and 1,369,450.53

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Solution

The fourth proportional to 2,515,372.65, 3,471,099.89 and 1,369,450.53 is: 1,889,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,372.65 : 3,471,099.89 = 1,369,450.53 : x
  2. Step 2: Convert to fraction form
    2,515,372.65/3,471,099.89 = 1,369,450.53/x
  3. Step 3: Cross multiply
    2,515,372.65x = 3,471,099.89 × 1,369,450.53
  4. Step 4: Simplify right side
    2,515,372.65x = 4,753,499,577,196.19
  5. Step 5: Solve for x
    x = 4,753,499,577,196.19/2,515,372.65
  6. Step 6: Final answer
    x = 1,889,779.46

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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.