Home / 2,777,827.42-4,167,140.33-858,888.28

Finding the Fourth Proportional to 2,777,827.42, 4,167,140.33 and 858,888.28

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Solution

The fourth proportional to 2,777,827.42, 4,167,140.33 and 858,888.28 is: 1,288,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,827.42 : 4,167,140.33 = 858,888.28 : x
  2. Step 2: Convert to fraction form
    2,777,827.42/4,167,140.33 = 858,888.28/x
  3. Step 3: Cross multiply
    2,777,827.42x = 4,167,140.33 × 858,888.28
  4. Step 4: Simplify right side
    2,777,827.42x = 3,579,107,990,552.33
  5. Step 5: Solve for x
    x = 3,579,107,990,552.33/2,777,827.42
  6. Step 6: Final answer
    x = 1,288,455.85

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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.