Home / 1,126,771.56-1,554,957-617,463

Finding the Fourth Proportional to 1,126,771.56, 1,554,957 and 617,463

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Solution

The fourth proportional to 1,126,771.56, 1,554,957 and 617,463 is: 852,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,771.56 : 1,554,957 = 617,463 : x
  2. Step 2: Convert to fraction form
    1,126,771.56/1,554,957 = 617,463/x
  3. Step 3: Cross multiply
    1,126,771.56x = 1,554,957 × 617,463
  4. Step 4: Simplify right side
    1,126,771.56x = 960,128,414,091
  5. Step 5: Solve for x
    x = 960,128,414,091/1,126,771.56
  6. Step 6: Final answer
    x = 852,105.65

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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.