Home / 1,691,036.70-2,333,777.67-927,239.10

Finding the Fourth Proportional to 1,691,036.70, 2,333,777.67 and 927,239.10

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Solution

The fourth proportional to 1,691,036.70, 2,333,777.67 and 927,239.10 is: 1,279,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,036.70 : 2,333,777.67 = 927,239.10 : x
  2. Step 2: Convert to fraction form
    1,691,036.70/2,333,777.67 = 927,239.10/x
  3. Step 3: Cross multiply
    1,691,036.70x = 2,333,777.67 × 927,239.10
  4. Step 4: Simplify right side
    1,691,036.70x = 2,163,969,906,330.90
  5. Step 5: Solve for x
    x = 2,163,969,906,330.90/1,691,036.70
  6. Step 6: Final answer
    x = 1,279,670.58

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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.