Home / 2,145,194.46-2,957,942.34-1,369,805.76

Finding the Fourth Proportional to 2,145,194.46, 2,957,942.34 and 1,369,805.76

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Solution

The fourth proportional to 2,145,194.46, 2,957,942.34 and 1,369,805.76 is: 1,888,782.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,194.46 : 2,957,942.34 = 1,369,805.76 : x
  2. Step 2: Convert to fraction form
    2,145,194.46/2,957,942.34 = 1,369,805.76/x
  3. Step 3: Cross multiply
    2,145,194.46x = 2,957,942.34 × 1,369,805.76
  4. Step 4: Simplify right side
    2,145,194.46x = 4,051,806,455,079.88
  5. Step 5: Solve for x
    x = 4,051,806,455,079.88/2,145,194.46
  6. Step 6: Final answer
    x = 1,888,782.83

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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.