Home / 1,250,869-1,876,441.31-397,741.06

Finding the Fourth Proportional to 1,250,869, 1,876,441.31 and 397,741.06

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Solution

The fourth proportional to 1,250,869, 1,876,441.31 and 397,741.06 is: 596,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,869 : 1,876,441.31 = 397,741.06 : x
  2. Step 2: Convert to fraction form
    1,250,869/1,876,441.31 = 397,741.06/x
  3. Step 3: Cross multiply
    1,250,869x = 1,876,441.31 × 397,741.06
  4. Step 4: Simplify right side
    1,250,869x = 746,337,755,667.19
  5. Step 5: Solve for x
    x = 746,337,755,667.19/1,250,869
  6. Step 6: Final answer
    x = 596,655.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.