Home / 1,301,368.03-1,952,388.60-762,079.75

Finding the Fourth Proportional to 1,301,368.03, 1,952,388.60 and 762,079.75

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Solution

The fourth proportional to 1,301,368.03, 1,952,388.60 and 762,079.75 is: 1,143,316.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,368.03 : 1,952,388.60 = 762,079.75 : x
  2. Step 2: Convert to fraction form
    1,301,368.03/1,952,388.60 = 762,079.75/x
  3. Step 3: Cross multiply
    1,301,368.03x = 1,952,388.60 × 762,079.75
  4. Step 4: Simplify right side
    1,301,368.03x = 1,487,875,816,190.85
  5. Step 5: Solve for x
    x = 1,487,875,816,190.85/1,301,368.03
  6. Step 6: Final answer
    x = 1,143,316.71

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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.