Home / 1,307,464.62-1,804,347.43-726,699.33

Finding the Fourth Proportional to 1,307,464.62, 1,804,347.43 and 726,699.33

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Solution

The fourth proportional to 1,307,464.62, 1,804,347.43 and 726,699.33 is: 1,002,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,464.62 : 1,804,347.43 = 726,699.33 : x
  2. Step 2: Convert to fraction form
    1,307,464.62/1,804,347.43 = 726,699.33/x
  3. Step 3: Cross multiply
    1,307,464.62x = 1,804,347.43 × 726,699.33
  4. Step 4: Simplify right side
    1,307,464.62x = 1,311,218,059,446.48
  5. Step 5: Solve for x
    x = 1,311,218,059,446.48/1,307,464.62
  6. Step 6: Final answer
    x = 1,002,870.78

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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.