Home / 1,014,159.97-1,399,487.58-555,186.61

Finding the Fourth Proportional to 1,014,159.97, 1,399,487.58 and 555,186.61

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Solution

The fourth proportional to 1,014,159.97, 1,399,487.58 and 555,186.61 is: 766,128.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,159.97 : 1,399,487.58 = 555,186.61 : x
  2. Step 2: Convert to fraction form
    1,014,159.97/1,399,487.58 = 555,186.61/x
  3. Step 3: Cross multiply
    1,014,159.97x = 1,399,487.58 × 555,186.61
  4. Step 4: Simplify right side
    1,014,159.97x = 776,976,765,277.30
  5. Step 5: Solve for x
    x = 776,976,765,277.30/1,014,159.97
  6. Step 6: Final answer
    x = 766,128.41

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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.