Home / 5,092,769.93-7,028,081.12-2,800,968.89

Finding the Fourth Proportional to 5,092,769.93, 7,028,081.12 and 2,800,968.89

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Solution

The fourth proportional to 5,092,769.93, 7,028,081.12 and 2,800,968.89 is: 3,865,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092,769.93 : 7,028,081.12 = 2,800,968.89 : x
  2. Step 2: Convert to fraction form
    5,092,769.93/7,028,081.12 = 2,800,968.89/x
  3. Step 3: Cross multiply
    5,092,769.93x = 7,028,081.12 × 2,800,968.89
  4. Step 4: Simplify right side
    5,092,769.93x = 19,685,436,559,511.52
  5. Step 5: Solve for x
    x = 19,685,436,559,511.52/5,092,769.93
  6. Step 6: Final answer
    x = 3,865,369.30

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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.