Home / 2,782,402.86-3,843,317.79-2,300,912.94

Finding the Fourth Proportional to 2,782,402.86, 3,843,317.79 and 2,300,912.94

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Solution

The fourth proportional to 2,782,402.86, 3,843,317.79 and 2,300,912.94 is: 3,178,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,402.86 : 3,843,317.79 = 2,300,912.94 : x
  2. Step 2: Convert to fraction form
    2,782,402.86/3,843,317.79 = 2,300,912.94/x
  3. Step 3: Cross multiply
    2,782,402.86x = 3,843,317.79 × 2,300,912.94
  4. Step 4: Simplify right side
    2,782,402.86x = 8,843,139,635,543.20
  5. Step 5: Solve for x
    x = 8,843,139,635,543.20/2,782,402.86
  6. Step 6: Final answer
    x = 3,178,238.41

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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.