Home / 2,872,764.12-3,964,442.10-1,583,650.64

Finding the Fourth Proportional to 2,872,764.12, 3,964,442.10 and 1,583,650.64

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Solution

The fourth proportional to 2,872,764.12, 3,964,442.10 and 1,583,650.64 is: 2,185,453.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,764.12 : 3,964,442.10 = 1,583,650.64 : x
  2. Step 2: Convert to fraction form
    2,872,764.12/3,964,442.10 = 1,583,650.64/x
  3. Step 3: Cross multiply
    2,872,764.12x = 3,964,442.10 × 1,583,650.64
  4. Step 4: Simplify right side
    2,872,764.12x = 6,278,291,268,907.94
  5. Step 5: Solve for x
    x = 6,278,291,268,907.94/2,872,764.12
  6. Step 6: Final answer
    x = 2,185,453.11

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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.