Home / 2,918,989-4,025,988.08-2,511,773.24

Finding the Fourth Proportional to 2,918,989, 4,025,988.08 and 2,511,773.24

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Solution

The fourth proportional to 2,918,989, 4,025,988.08 and 2,511,773.24 is: 3,464,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,989 : 4,025,988.08 = 2,511,773.24 : x
  2. Step 2: Convert to fraction form
    2,918,989/4,025,988.08 = 2,511,773.24/x
  3. Step 3: Cross multiply
    2,918,989x = 4,025,988.08 × 2,511,773.24
  4. Step 4: Simplify right side
    2,918,989x = 10,112,369,123,902.98
  5. Step 5: Solve for x
    x = 10,112,369,123,902.98/2,918,989
  6. Step 6: Final answer
    x = 3,464,339.58

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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.