Home / 1,227,922.93-1,842,133.52-386,278.93

Finding the Fourth Proportional to 1,227,922.93, 1,842,133.52 and 386,278.93

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Solution

The fourth proportional to 1,227,922.93, 1,842,133.52 and 386,278.93 is: 579,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,922.93 : 1,842,133.52 = 386,278.93 : x
  2. Step 2: Convert to fraction form
    1,227,922.93/1,842,133.52 = 386,278.93/x
  3. Step 3: Cross multiply
    1,227,922.93x = 1,842,133.52 × 386,278.93
  4. Step 4: Simplify right side
    1,227,922.93x = 711,577,365,022.73
  5. Step 5: Solve for x
    x = 711,577,365,022.73/1,227,922.93
  6. Step 6: Final answer
    x = 579,496.76

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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.