Home / 2,142,748.16-3,214,099.20-523,531.52

Finding the Fourth Proportional to 2,142,748.16, 3,214,099.20 and 523,531.52

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Solution

The fourth proportional to 2,142,748.16, 3,214,099.20 and 523,531.52 is: 785,291.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,748.16 : 3,214,099.20 = 523,531.52 : x
  2. Step 2: Convert to fraction form
    2,142,748.16/3,214,099.20 = 523,531.52/x
  3. Step 3: Cross multiply
    2,142,748.16x = 3,214,099.20 × 523,531.52
  4. Step 4: Simplify right side
    2,142,748.16x = 1,682,682,239,606.78
  5. Step 5: Solve for x
    x = 1,682,682,239,606.78/2,142,748.16
  6. Step 6: Final answer
    x = 785,291.65

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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.