Home / 1,064,371.50-1,468,832.67-725,431.86

Finding the Fourth Proportional to 1,064,371.50, 1,468,832.67 and 725,431.86

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Solution

The fourth proportional to 1,064,371.50, 1,468,832.67 and 725,431.86 is: 1,001,095.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,371.50 : 1,468,832.67 = 725,431.86 : x
  2. Step 2: Convert to fraction form
    1,064,371.50/1,468,832.67 = 725,431.86/x
  3. Step 3: Cross multiply
    1,064,371.50x = 1,468,832.67 × 725,431.86
  4. Step 4: Simplify right side
    1,064,371.50x = 1,065,538,015,826.87
  5. Step 5: Solve for x
    x = 1,065,538,015,826.87/1,064,371.50
  6. Step 6: Final answer
    x = 1,001,095.97

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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.