Home / 2,018,272.88-2,785,620.12-1,159,422.32

Finding the Fourth Proportional to 2,018,272.88, 2,785,620.12 and 1,159,422.32

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Solution

The fourth proportional to 2,018,272.88, 2,785,620.12 and 1,159,422.32 is: 1,600,234.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,272.88 : 2,785,620.12 = 1,159,422.32 : x
  2. Step 2: Convert to fraction form
    2,018,272.88/2,785,620.12 = 1,159,422.32/x
  3. Step 3: Cross multiply
    2,018,272.88x = 2,785,620.12 × 1,159,422.32
  4. Step 4: Simplify right side
    2,018,272.88x = 3,229,710,142,169.08
  5. Step 5: Solve for x
    x = 3,229,710,142,169.08/2,018,272.88
  6. Step 6: Final answer
    x = 1,600,234.62

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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.