Home / 2,809,583.82-3,877,235.44-1,520,423.87

Finding the Fourth Proportional to 2,809,583.82, 3,877,235.44 and 1,520,423.87

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Solution

The fourth proportional to 2,809,583.82, 3,877,235.44 and 1,520,423.87 is: 2,098,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,583.82 : 3,877,235.44 = 1,520,423.87 : x
  2. Step 2: Convert to fraction form
    2,809,583.82/3,877,235.44 = 1,520,423.87/x
  3. Step 3: Cross multiply
    2,809,583.82x = 3,877,235.44 × 1,520,423.87
  4. Step 4: Simplify right side
    2,809,583.82x = 5,895,041,289,398.72
  5. Step 5: Solve for x
    x = 5,895,041,289,398.72/2,809,583.82
  6. Step 6: Final answer
    x = 2,098,190.22

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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.