Home / 1,407,247.60-1,941,996.72-762,683.44

Finding the Fourth Proportional to 1,407,247.60, 1,941,996.72 and 762,683.44

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Solution

The fourth proportional to 1,407,247.60, 1,941,996.72 and 762,683.44 is: 1,052,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,247.60 : 1,941,996.72 = 762,683.44 : x
  2. Step 2: Convert to fraction form
    1,407,247.60/1,941,996.72 = 762,683.44/x
  3. Step 3: Cross multiply
    1,407,247.60x = 1,941,996.72 × 762,683.44
  4. Step 4: Simplify right side
    1,407,247.60x = 1,481,128,738,878.32
  5. Step 5: Solve for x
    x = 1,481,128,738,878.32/1,407,247.60
  6. Step 6: Final answer
    x = 1,052,500.45

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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.