Home / 1,150,056.59-1,722,873.92-643,079.93

Finding the Fourth Proportional to 1,150,056.59, 1,722,873.92 and 643,079.93

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Solution

The fourth proportional to 1,150,056.59, 1,722,873.92 and 643,079.93 is: 963,383.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,056.59 : 1,722,873.92 = 643,079.93 : x
  2. Step 2: Convert to fraction form
    1,150,056.59/1,722,873.92 = 643,079.93/x
  3. Step 3: Cross multiply
    1,150,056.59x = 1,722,873.92 × 643,079.93
  4. Step 4: Simplify right side
    1,150,056.59x = 1,107,945,628,042.66
  5. Step 5: Solve for x
    x = 1,107,945,628,042.66/1,150,056.59
  6. Step 6: Final answer
    x = 963,383.58

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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.