Home / 1,181,350.45-1,772,971.55-612,894.47

Finding the Fourth Proportional to 1,181,350.45, 1,772,971.55 and 612,894.47

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Solution

The fourth proportional to 1,181,350.45, 1,772,971.55 and 612,894.47 is: 919,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,350.45 : 1,772,971.55 = 612,894.47 : x
  2. Step 2: Convert to fraction form
    1,181,350.45/1,772,971.55 = 612,894.47/x
  3. Step 3: Cross multiply
    1,181,350.45x = 1,772,971.55 × 612,894.47
  4. Step 4: Simplify right side
    1,181,350.45x = 1,086,644,464,426.99
  5. Step 5: Solve for x
    x = 1,086,644,464,426.99/1,181,350.45
  6. Step 6: Final answer
    x = 919,832.44

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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.