Home / 1,181,356.70-1,772,980.93-612,900.73

Finding the Fourth Proportional to 1,181,356.70, 1,772,980.93 and 612,900.73

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Solution

The fourth proportional to 1,181,356.70, 1,772,980.93 and 612,900.73 is: 919,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,356.70 : 1,772,980.93 = 612,900.73 : x
  2. Step 2: Convert to fraction form
    1,181,356.70/1,772,980.93 = 612,900.73/x
  3. Step 3: Cross multiply
    1,181,356.70x = 1,772,980.93 × 612,900.73
  4. Step 4: Simplify right side
    1,181,356.70x = 1,086,661,294,343.67
  5. Step 5: Solve for x
    x = 1,086,661,294,343.67/1,181,356.70
  6. Step 6: Final answer
    x = 919,841.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.