Home / 1,091,164.33-1,505,853.72-607,729.69

Finding the Fourth Proportional to 1,091,164.33, 1,505,853.72 and 607,729.69

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Solution

The fourth proportional to 1,091,164.33, 1,505,853.72 and 607,729.69 is: 838,693.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,164.33 : 1,505,853.72 = 607,729.69 : x
  2. Step 2: Convert to fraction form
    1,091,164.33/1,505,853.72 = 607,729.69/x
  3. Step 3: Cross multiply
    1,091,164.33x = 1,505,853.72 × 607,729.69
  4. Step 4: Simplify right side
    1,091,164.33x = 915,152,014,440.95
  5. Step 5: Solve for x
    x = 915,152,014,440.95/1,091,164.33
  6. Step 6: Final answer
    x = 838,693.12

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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.