Home / 1,126,076.12-1,553,985.26-616,796.72

Finding the Fourth Proportional to 1,126,076.12, 1,553,985.26 and 616,796.72

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Solution

The fourth proportional to 1,126,076.12, 1,553,985.26 and 616,796.72 is: 851,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,076.12 : 1,553,985.26 = 616,796.72 : x
  2. Step 2: Convert to fraction form
    1,126,076.12/1,553,985.26 = 616,796.72/x
  3. Step 3: Cross multiply
    1,126,076.12x = 1,553,985.26 × 616,796.72
  4. Step 4: Simplify right side
    1,126,076.12x = 958,493,011,296.35
  5. Step 5: Solve for x
    x = 958,493,011,296.35/1,126,076.12
  6. Step 6: Final answer
    x = 851,179.59

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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.