Home / 2,738,890.45-3,778,989.76-1,770,855.91

Finding the Fourth Proportional to 2,738,890.45, 3,778,989.76 and 1,770,855.91

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Solution

The fourth proportional to 2,738,890.45, 3,778,989.76 and 1,770,855.91 is: 2,443,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,890.45 : 3,778,989.76 = 1,770,855.91 : x
  2. Step 2: Convert to fraction form
    2,738,890.45/3,778,989.76 = 1,770,855.91/x
  3. Step 3: Cross multiply
    2,738,890.45x = 3,778,989.76 × 1,770,855.91
  4. Step 4: Simplify right side
    2,738,890.45x = 6,692,046,350,325.48
  5. Step 5: Solve for x
    x = 6,692,046,350,325.48/2,738,890.45
  6. Step 6: Final answer
    x = 2,443,342.10

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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.