Home / 1,126,241.56-1,554,215.88-616,945.96

Finding the Fourth Proportional to 1,126,241.56, 1,554,215.88 and 616,945.96

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Solution

The fourth proportional to 1,126,241.56, 1,554,215.88 and 616,945.96 is: 851,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,241.56 : 1,554,215.88 = 616,945.96 : x
  2. Step 2: Convert to fraction form
    1,126,241.56/1,554,215.88 = 616,945.96/x
  3. Step 3: Cross multiply
    1,126,241.56x = 1,554,215.88 × 616,945.96
  4. Step 4: Simplify right side
    1,126,241.56x = 958,867,208,133.85
  5. Step 5: Solve for x
    x = 958,867,208,133.85/1,126,241.56
  6. Step 6: Final answer
    x = 851,386.81

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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.