Home / 2,669,061.90-4,003,204.05-775,605.90

Finding the Fourth Proportional to 2,669,061.90, 4,003,204.05 and 775,605.90

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Solution

The fourth proportional to 2,669,061.90, 4,003,204.05 and 775,605.90 is: 1,163,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,061.90 : 4,003,204.05 = 775,605.90 : x
  2. Step 2: Convert to fraction form
    2,669,061.90/4,003,204.05 = 775,605.90/x
  3. Step 3: Cross multiply
    2,669,061.90x = 4,003,204.05 × 775,605.90
  4. Step 4: Simplify right side
    2,669,061.90x = 3,104,908,680,083.90
  5. Step 5: Solve for x
    x = 3,104,908,680,083.90/2,669,061.90
  6. Step 6: Final answer
    x = 1,163,295.87

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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.