Home / 1,403,230.95-1,936,463.39-758,655.72

Finding the Fourth Proportional to 1,403,230.95, 1,936,463.39 and 758,655.72

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Solution

The fourth proportional to 1,403,230.95, 1,936,463.39 and 758,655.72 is: 1,046,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,230.95 : 1,936,463.39 = 758,655.72 : x
  2. Step 2: Convert to fraction form
    1,403,230.95/1,936,463.39 = 758,655.72/x
  3. Step 3: Cross multiply
    1,403,230.95x = 1,936,463.39 × 758,655.72
  4. Step 4: Simplify right side
    1,403,230.95x = 1,469,109,027,394.09
  5. Step 5: Solve for x
    x = 1,469,109,027,394.09/1,403,230.95
  6. Step 6: Final answer
    x = 1,046,947.42

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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.