Home / 1,356,269.38-1,871,625.01-767,557.91

Finding the Fourth Proportional to 1,356,269.38, 1,871,625.01 and 767,557.91

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Solution

The fourth proportional to 1,356,269.38, 1,871,625.01 and 767,557.91 is: 1,059,214.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,269.38 : 1,871,625.01 = 767,557.91 : x
  2. Step 2: Convert to fraction form
    1,356,269.38/1,871,625.01 = 767,557.91/x
  3. Step 3: Cross multiply
    1,356,269.38x = 1,871,625.01 × 767,557.91
  4. Step 4: Simplify right side
    1,356,269.38x = 1,436,580,580,979.33
  5. Step 5: Solve for x
    x = 1,436,580,580,979.33/1,356,269.38
  6. Step 6: Final answer
    x = 1,059,214.79

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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.