Home / 2,159,442.96-3,238,832.32-720,151.52

Finding the Fourth Proportional to 2,159,442.96, 3,238,832.32 and 720,151.52

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Solution

The fourth proportional to 2,159,442.96, 3,238,832.32 and 720,151.52 is: 1,080,116.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,442.96 : 3,238,832.32 = 720,151.52 : x
  2. Step 2: Convert to fraction form
    2,159,442.96/3,238,832.32 = 720,151.52/x
  3. Step 3: Cross multiply
    2,159,442.96x = 3,238,832.32 × 720,151.52
  4. Step 4: Simplify right side
    2,159,442.96x = 2,332,450,018,273.13
  5. Step 5: Solve for x
    x = 2,332,450,018,273.13/2,159,442.96
  6. Step 6: Final answer
    x = 1,080,116.52

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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.