Home / 1,459,002.88-2,189,532.16-512,447.36

Finding the Fourth Proportional to 1,459,002.88, 2,189,532.16 and 512,447.36

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Solution

The fourth proportional to 1,459,002.88, 2,189,532.16 and 512,447.36 is: 769,032.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,002.88 : 2,189,532.16 = 512,447.36 : x
  2. Step 2: Convert to fraction form
    1,459,002.88/2,189,532.16 = 512,447.36/x
  3. Step 3: Cross multiply
    1,459,002.88x = 2,189,532.16 × 512,447.36
  4. Step 4: Simplify right side
    1,459,002.88x = 1,122,019,975,027.10
  5. Step 5: Solve for x
    x = 1,122,019,975,027.10/1,459,002.88
  6. Step 6: Final answer
    x = 769,032.05

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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.