Home / 1,181,151.73-1,772,009.79-382,434.13

Finding the Fourth Proportional to 1,181,151.73, 1,772,009.79 and 382,434.13

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Solution

The fourth proportional to 1,181,151.73, 1,772,009.79 and 382,434.13 is: 573,742.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,151.73 : 1,772,009.79 = 382,434.13 : x
  2. Step 2: Convert to fraction form
    1,181,151.73/1,772,009.79 = 382,434.13/x
  3. Step 3: Cross multiply
    1,181,151.73x = 1,772,009.79 × 382,434.13
  4. Step 4: Simplify right side
    1,181,151.73x = 677,677,022,390.13
  5. Step 5: Solve for x
    x = 677,677,022,390.13/1,181,151.73
  6. Step 6: Final answer
    x = 573,742.56

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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.