Home / 2,776,549.96-4,165,161.90-782,005.96

Finding the Fourth Proportional to 2,776,549.96, 4,165,161.90 and 782,005.96

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Solution

The fourth proportional to 2,776,549.96, 4,165,161.90 and 782,005.96 is: 1,173,103.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,549.96 : 4,165,161.90 = 782,005.96 : x
  2. Step 2: Convert to fraction form
    2,776,549.96/4,165,161.90 = 782,005.96/x
  3. Step 3: Cross multiply
    2,776,549.96x = 4,165,161.90 × 782,005.96
  4. Step 4: Simplify right side
    2,776,549.96x = 3,257,181,430,164.92
  5. Step 5: Solve for x
    x = 3,257,181,430,164.92/2,776,549.96
  6. Step 6: Final answer
    x = 1,173,103.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.