Home / 2,782,403.86-3,843,319.17-2,300,913.94

Finding the Fourth Proportional to 2,782,403.86, 3,843,319.17 and 2,300,913.94

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Solution

The fourth proportional to 2,782,403.86, 3,843,319.17 and 2,300,913.94 is: 3,178,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,403.86 : 3,843,319.17 = 2,300,913.94 : x
  2. Step 2: Convert to fraction form
    2,782,403.86/3,843,319.17 = 2,300,913.94/x
  3. Step 3: Cross multiply
    2,782,403.86x = 3,843,319.17 × 2,300,913.94
  4. Step 4: Simplify right side
    2,782,403.86x = 8,843,146,654,122.23
  5. Step 5: Solve for x
    x = 8,843,146,654,122.23/2,782,403.86
  6. Step 6: Final answer
    x = 3,178,239.79

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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.