Home / 1,097,980.84-1,647,079.44-378,380.08

Finding the Fourth Proportional to 1,097,980.84, 1,647,079.44 and 378,380.08

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Solution

The fourth proportional to 1,097,980.84, 1,647,079.44 and 378,380.08 is: 567,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,980.84 : 1,647,079.44 = 378,380.08 : x
  2. Step 2: Convert to fraction form
    1,097,980.84/1,647,079.44 = 378,380.08/x
  3. Step 3: Cross multiply
    1,097,980.84x = 1,647,079.44 × 378,380.08
  4. Step 4: Simplify right side
    1,097,980.84x = 623,222,050,273.56
  5. Step 5: Solve for x
    x = 623,222,050,273.56/1,097,980.84
  6. Step 6: Final answer
    x = 567,607.40

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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.