Home / 1,395,836.10-2,093,764.62-764,405.46

Finding the Fourth Proportional to 1,395,836.10, 2,093,764.62 and 764,405.46

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Solution

The fourth proportional to 1,395,836.10, 2,093,764.62 and 764,405.46 is: 1,146,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,836.10 : 2,093,764.62 = 764,405.46 : x
  2. Step 2: Convert to fraction form
    1,395,836.10/2,093,764.62 = 764,405.46/x
  3. Step 3: Cross multiply
    1,395,836.10x = 2,093,764.62 × 764,405.46
  4. Step 4: Simplify right side
    1,395,836.10x = 1,600,485,107,482.83
  5. Step 5: Solve for x
    x = 1,600,485,107,482.83/1,395,836.10
  6. Step 6: Final answer
    x = 1,146,613.92

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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.