Home / 1,512,443.20-2,268,008.70-501,174.40

Finding the Fourth Proportional to 1,512,443.20, 2,268,008.70 and 501,174.40

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Solution

The fourth proportional to 1,512,443.20, 2,268,008.70 and 501,174.40 is: 751,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,443.20 : 2,268,008.70 = 501,174.40 : x
  2. Step 2: Convert to fraction form
    1,512,443.20/2,268,008.70 = 501,174.40/x
  3. Step 3: Cross multiply
    1,512,443.20x = 2,268,008.70 × 501,174.40
  4. Step 4: Simplify right side
    1,512,443.20x = 1,136,667,899,417.28
  5. Step 5: Solve for x
    x = 1,136,667,899,417.28/1,512,443.20
  6. Step 6: Final answer
    x = 751,544.19

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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.