Home / 1,307,833.64-1,804,752.82-764,019.88

Finding the Fourth Proportional to 1,307,833.64, 1,804,752.82 and 764,019.88

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Solution

The fourth proportional to 1,307,833.64, 1,804,752.82 and 764,019.88 is: 1,054,313.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,833.64 : 1,804,752.82 = 764,019.88 : x
  2. Step 2: Convert to fraction form
    1,307,833.64/1,804,752.82 = 764,019.88/x
  3. Step 3: Cross multiply
    1,307,833.64x = 1,804,752.82 × 764,019.88
  4. Step 4: Simplify right side
    1,307,833.64x = 1,378,867,032,966.06
  5. Step 5: Solve for x
    x = 1,378,867,032,966.06/1,307,833.64
  6. Step 6: Final answer
    x = 1,054,313.78

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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.