Home / 1,072,241.15-1,479,960.52-664,098.35

Finding the Fourth Proportional to 1,072,241.15, 1,479,960.52 and 664,098.35

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Solution

The fourth proportional to 1,072,241.15, 1,479,960.52 and 664,098.35 is: 916,621.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,241.15 : 1,479,960.52 = 664,098.35 : x
  2. Step 2: Convert to fraction form
    1,072,241.15/1,479,960.52 = 664,098.35/x
  3. Step 3: Cross multiply
    1,072,241.15x = 1,479,960.52 × 664,098.35
  4. Step 4: Simplify right side
    1,072,241.15x = 982,839,330,337.09
  5. Step 5: Solve for x
    x = 982,839,330,337.09/1,072,241.15
  6. Step 6: Final answer
    x = 916,621.54

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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.