Home / 2,157,734.09-3,237,027.50-791,520.47

Finding the Fourth Proportional to 2,157,734.09, 3,237,027.50 and 791,520.47

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Solution

The fourth proportional to 2,157,734.09, 3,237,027.50 and 791,520.47 is: 1,187,437.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,734.09 : 3,237,027.50 = 791,520.47 : x
  2. Step 2: Convert to fraction form
    2,157,734.09/3,237,027.50 = 791,520.47/x
  3. Step 3: Cross multiply
    2,157,734.09x = 3,237,027.50 × 791,520.47
  4. Step 4: Simplify right side
    2,157,734.09x = 2,562,173,538,274.30
  5. Step 5: Solve for x
    x = 2,562,173,538,274.30/2,157,734.09
  6. Step 6: Final answer
    x = 1,187,437.12

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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.