Home / 1,008,018.85-1,510,278.68-652,850.05

Finding the Fourth Proportional to 1,008,018.85, 1,510,278.68 and 652,850.05

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Solution

The fourth proportional to 1,008,018.85, 1,510,278.68 and 652,850.05 is: 978,141.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,018.85 : 1,510,278.68 = 652,850.05 : x
  2. Step 2: Convert to fraction form
    1,008,018.85/1,510,278.68 = 652,850.05/x
  3. Step 3: Cross multiply
    1,008,018.85x = 1,510,278.68 × 652,850.05
  4. Step 4: Simplify right side
    1,008,018.85x = 985,985,508,487.68
  5. Step 5: Solve for x
    x = 985,985,508,487.68/1,008,018.85
  6. Step 6: Final answer
    x = 978,141.94

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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.