Home / 1,307,832.14-1,804,750.75-764,018.38

Finding the Fourth Proportional to 1,307,832.14, 1,804,750.75 and 764,018.38

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Solution

The fourth proportional to 1,307,832.14, 1,804,750.75 and 764,018.38 is: 1,054,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,832.14 : 1,804,750.75 = 764,018.38 : x
  2. Step 2: Convert to fraction form
    1,307,832.14/1,804,750.75 = 764,018.38/x
  3. Step 3: Cross multiply
    1,307,832.14x = 1,804,750.75 × 764,018.38
  4. Step 4: Simplify right side
    1,307,832.14x = 1,378,862,744,318.78
  5. Step 5: Solve for x
    x = 1,378,862,744,318.78/1,307,832.14
  6. Step 6: Final answer
    x = 1,054,311.71

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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.