Home / 3,143,832.86-4,338,948.80-1,767,289.96

Finding the Fourth Proportional to 3,143,832.86, 4,338,948.80 and 1,767,289.96

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Solution

The fourth proportional to 3,143,832.86, 4,338,948.80 and 1,767,289.96 is: 2,439,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,832.86 : 4,338,948.80 = 1,767,289.96 : x
  2. Step 2: Convert to fraction form
    3,143,832.86/4,338,948.80 = 1,767,289.96/x
  3. Step 3: Cross multiply
    3,143,832.86x = 4,338,948.80 × 1,767,289.96
  4. Step 4: Simplify right side
    3,143,832.86x = 7,668,180,620,662.86
  5. Step 5: Solve for x
    x = 7,668,180,620,662.86/3,143,832.86
  6. Step 6: Final answer
    x = 2,439,118.41

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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.