Home / 1,192,244.72-1,645,282.07-648,368.80

Finding the Fourth Proportional to 1,192,244.72, 1,645,282.07 and 648,368.80

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Solution

The fourth proportional to 1,192,244.72, 1,645,282.07 and 648,368.80 is: 894,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,244.72 : 1,645,282.07 = 648,368.80 : x
  2. Step 2: Convert to fraction form
    1,192,244.72/1,645,282.07 = 648,368.80/x
  3. Step 3: Cross multiply
    1,192,244.72x = 1,645,282.07 × 648,368.80
  4. Step 4: Simplify right side
    1,192,244.72x = 1,066,749,569,365.54
  5. Step 5: Solve for x
    x = 1,066,749,569,365.54/1,192,244.72
  6. Step 6: Final answer
    x = 894,740.44

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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.