Home / 1,087,924.54-1,631,836.99-378,008.14

Finding the Fourth Proportional to 1,087,924.54, 1,631,836.99 and 378,008.14

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Solution

The fourth proportional to 1,087,924.54, 1,631,836.99 and 378,008.14 is: 566,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,924.54 : 1,631,836.99 = 378,008.14 : x
  2. Step 2: Convert to fraction form
    1,087,924.54/1,631,836.99 = 378,008.14/x
  3. Step 3: Cross multiply
    1,087,924.54x = 1,631,836.99 × 378,008.14
  4. Step 4: Simplify right side
    1,087,924.54x = 616,847,665,373.10
  5. Step 5: Solve for x
    x = 616,847,665,373.10/1,087,924.54
  6. Step 6: Final answer
    x = 566,994.90

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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.