Home / 2,566,832.82-3,542,230.35-1,405,354.38

Finding the Fourth Proportional to 2,566,832.82, 3,542,230.35 and 1,405,354.38

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Solution

The fourth proportional to 2,566,832.82, 3,542,230.35 and 1,405,354.38 is: 1,939,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566,832.82 : 3,542,230.35 = 1,405,354.38 : x
  2. Step 2: Convert to fraction form
    2,566,832.82/3,542,230.35 = 1,405,354.38/x
  3. Step 3: Cross multiply
    2,566,832.82x = 3,542,230.35 × 1,405,354.38
  4. Step 4: Simplify right side
    2,566,832.82x = 4,978,088,937,341.43
  5. Step 5: Solve for x
    x = 4,978,088,937,341.43/2,566,832.82
  6. Step 6: Final answer
    x = 1,939,389.62

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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.