Home / 1,091,374.38-1,505,896.79-607,927.50

Finding the Fourth Proportional to 1,091,374.38, 1,505,896.79 and 607,927.50

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Solution

The fourth proportional to 1,091,374.38, 1,505,896.79 and 607,927.50 is: 838,828.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,374.38 : 1,505,896.79 = 607,927.50 : x
  2. Step 2: Convert to fraction form
    1,091,374.38/1,505,896.79 = 607,927.50/x
  3. Step 3: Cross multiply
    1,091,374.38x = 1,505,896.79 × 607,927.50
  4. Step 4: Simplify right side
    1,091,374.38x = 915,476,067,763.09
  5. Step 5: Solve for x
    x = 915,476,067,763.09/1,091,374.38
  6. Step 6: Final answer
    x = 838,828.62

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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.