Home / 3,517,098.76-5,272,892.04-1,388,775.96

Finding the Fourth Proportional to 3,517,098.76, 5,272,892.04 and 1,388,775.96

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Solution

The fourth proportional to 3,517,098.76, 5,272,892.04 and 1,388,775.96 is: 2,082,075.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,098.76 : 5,272,892.04 = 1,388,775.96 : x
  2. Step 2: Convert to fraction form
    3,517,098.76/5,272,892.04 = 1,388,775.96/x
  3. Step 3: Cross multiply
    3,517,098.76x = 5,272,892.04 × 1,388,775.96
  4. Step 4: Simplify right side
    3,517,098.76x = 7,322,865,704,827.36
  5. Step 5: Solve for x
    x = 7,322,865,704,827.36/3,517,098.76
  6. Step 6: Final answer
    x = 2,082,075.66

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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.