Home / 1,181,562.92-1,772,716.16-422,887.14

Finding the Fourth Proportional to 1,181,562.92, 1,772,716.16 and 422,887.14

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Solution

The fourth proportional to 1,181,562.92, 1,772,716.16 and 422,887.14 is: 634,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,562.92 : 1,772,716.16 = 422,887.14 : x
  2. Step 2: Convert to fraction form
    1,181,562.92/1,772,716.16 = 422,887.14/x
  3. Step 3: Cross multiply
    1,181,562.92x = 1,772,716.16 × 422,887.14
  4. Step 4: Simplify right side
    1,181,562.92x = 749,658,864,819.75
  5. Step 5: Solve for x
    x = 749,658,864,819.75/1,181,562.92
  6. Step 6: Final answer
    x = 634,463.77

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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.