Home / 1,151,656.21-1,589,795.25-743,956.88

Finding the Fourth Proportional to 1,151,656.21, 1,589,795.25 and 743,956.88

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Solution

The fourth proportional to 1,151,656.21, 1,589,795.25 and 743,956.88 is: 1,026,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,656.21 : 1,589,795.25 = 743,956.88 : x
  2. Step 2: Convert to fraction form
    1,151,656.21/1,589,795.25 = 743,956.88/x
  3. Step 3: Cross multiply
    1,151,656.21x = 1,589,795.25 × 743,956.88
  4. Step 4: Simplify right side
    1,151,656.21x = 1,182,739,114,028.82
  5. Step 5: Solve for x
    x = 1,182,739,114,028.82/1,151,656.21
  6. Step 6: Final answer
    x = 1,026,989.75

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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.