Home / 1,108,827.08-1,661,826.54-540,343.88

Finding the Fourth Proportional to 1,108,827.08, 1,661,826.54 and 540,343.88

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Solution

The fourth proportional to 1,108,827.08, 1,661,826.54 and 540,343.88 is: 809,826.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,827.08 : 1,661,826.54 = 540,343.88 : x
  2. Step 2: Convert to fraction form
    1,108,827.08/1,661,826.54 = 540,343.88/x
  3. Step 3: Cross multiply
    1,108,827.08x = 1,661,826.54 × 540,343.88
  4. Step 4: Simplify right side
    1,108,827.08x = 897,957,800,510.58
  5. Step 5: Solve for x
    x = 897,957,800,510.58/1,108,827.08
  6. Step 6: Final answer
    x = 809,826.72

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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.