Home / 2,132,773.96-2,942,509.47-1,214,353.54

Finding the Fourth Proportional to 2,132,773.96, 2,942,509.47 and 1,214,353.54

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Solution

The fourth proportional to 2,132,773.96, 2,942,509.47 and 1,214,353.54 is: 1,675,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,773.96 : 2,942,509.47 = 1,214,353.54 : x
  2. Step 2: Convert to fraction form
    2,132,773.96/2,942,509.47 = 1,214,353.54/x
  3. Step 3: Cross multiply
    2,132,773.96x = 2,942,509.47 × 1,214,353.54
  4. Step 4: Simplify right side
    2,132,773.96x = 3,573,246,791,378.02
  5. Step 5: Solve for x
    x = 3,573,246,791,378.02/2,132,773.96
  6. Step 6: Final answer
    x = 1,675,398.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.