Home / 841,857.98-1,161,394.94-515,186.73

Finding the Fourth Proportional to 841,857.98, 1,161,394.94 and 515,186.73

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Solution

The fourth proportional to 841,857.98, 1,161,394.94 and 515,186.73 is: 710,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,857.98 : 1,161,394.94 = 515,186.73 : x
  2. Step 2: Convert to fraction form
    841,857.98/1,161,394.94 = 515,186.73/x
  3. Step 3: Cross multiply
    841,857.98x = 1,161,394.94 × 515,186.73
  4. Step 4: Simplify right side
    841,857.98x = 598,335,262,665.11
  5. Step 5: Solve for x
    x = 598,335,262,665.11/841,857.98
  6. Step 6: Final answer
    x = 710,731.83

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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.