Home / 1,182,953.15-1,632,476.15-639,088.73

Finding the Fourth Proportional to 1,182,953.15, 1,632,476.15 and 639,088.73

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Solution

The fourth proportional to 1,182,953.15, 1,632,476.15 and 639,088.73 is: 881,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,953.15 : 1,632,476.15 = 639,088.73 : x
  2. Step 2: Convert to fraction form
    1,182,953.15/1,632,476.15 = 639,088.73/x
  3. Step 3: Cross multiply
    1,182,953.15x = 1,632,476.15 × 639,088.73
  4. Step 4: Simplify right side
    1,182,953.15x = 1,043,297,109,458.79
  5. Step 5: Solve for x
    x = 1,043,297,109,458.79/1,182,953.15
  6. Step 6: Final answer
    x = 881,942.88

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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.