Home / 1,414,201.31-1,951,641.81-802,379.86

Finding the Fourth Proportional to 1,414,201.31, 1,951,641.81 and 802,379.86

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Solution

The fourth proportional to 1,414,201.31, 1,951,641.81 and 802,379.86 is: 1,107,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,201.31 : 1,951,641.81 = 802,379.86 : x
  2. Step 2: Convert to fraction form
    1,414,201.31/1,951,641.81 = 802,379.86/x
  3. Step 3: Cross multiply
    1,414,201.31x = 1,951,641.81 × 802,379.86
  4. Step 4: Simplify right side
    1,414,201.31x = 1,565,958,077,398.84
  5. Step 5: Solve for x
    x = 1,565,958,077,398.84/1,414,201.31
  6. Step 6: Final answer
    x = 1,107,309.17

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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.