Home / 1,091,379.13-1,505,903.32-607,932.25

Finding the Fourth Proportional to 1,091,379.13, 1,505,903.32 and 607,932.25

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Solution

The fourth proportional to 1,091,379.13, 1,505,903.32 and 607,932.25 is: 838,835.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,379.13 : 1,505,903.32 = 607,932.25 : x
  2. Step 2: Convert to fraction form
    1,091,379.13/1,505,903.32 = 607,932.25/x
  3. Step 3: Cross multiply
    1,091,379.13x = 1,505,903.32 × 607,932.25
  4. Step 4: Simplify right side
    1,091,379.13x = 915,487,193,610.07
  5. Step 5: Solve for x
    x = 915,487,193,610.07/1,091,379.13
  6. Step 6: Final answer
    x = 838,835.17

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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.