Home / 1,937,826.54-2,904,785.81-1,218,682.18

Finding the Fourth Proportional to 1,937,826.54, 2,904,785.81 and 1,218,682.18

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Solution

The fourth proportional to 1,937,826.54, 2,904,785.81 and 1,218,682.18 is: 1,826,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,826.54 : 2,904,785.81 = 1,218,682.18 : x
  2. Step 2: Convert to fraction form
    1,937,826.54/2,904,785.81 = 1,218,682.18/x
  3. Step 3: Cross multiply
    1,937,826.54x = 2,904,785.81 × 1,218,682.18
  4. Step 4: Simplify right side
    1,937,826.54x = 3,540,010,690,008.49
  5. Step 5: Solve for x
    x = 3,540,010,690,008.49/1,937,826.54
  6. Step 6: Final answer
    x = 1,826,794.41

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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.