Home / 1,192,271.59-1,645,346.79-648,419.57

Finding the Fourth Proportional to 1,192,271.59, 1,645,346.79 and 648,419.57

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Solution

The fourth proportional to 1,192,271.59, 1,645,346.79 and 648,419.57 is: 894,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,271.59 : 1,645,346.79 = 648,419.57 : x
  2. Step 2: Convert to fraction form
    1,192,271.59/1,645,346.79 = 648,419.57/x
  3. Step 3: Cross multiply
    1,192,271.59x = 1,645,346.79 × 648,419.57
  4. Step 4: Simplify right side
    1,192,271.59x = 1,066,875,058,072.68
  5. Step 5: Solve for x
    x = 1,066,875,058,072.68/1,192,271.59
  6. Step 6: Final answer
    x = 894,825.53

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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.