Home / 1,052,274.93-1,578,022.65-378,174.57

Finding the Fourth Proportional to 1,052,274.93, 1,578,022.65 and 378,174.57

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Solution

The fourth proportional to 1,052,274.93, 1,578,022.65 and 378,174.57 is: 567,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,274.93 : 1,578,022.65 = 378,174.57 : x
  2. Step 2: Convert to fraction form
    1,052,274.93/1,578,022.65 = 378,174.57/x
  3. Step 3: Cross multiply
    1,052,274.93x = 1,578,022.65 × 378,174.57
  4. Step 4: Simplify right side
    1,052,274.93x = 596,768,037,114.01
  5. Step 5: Solve for x
    x = 596,768,037,114.01/1,052,274.93
  6. Step 6: Final answer
    x = 567,121.79

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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.