Home / 1,335,518.80-1,843,654.32-762,448.27

Finding the Fourth Proportional to 1,335,518.80, 1,843,654.32 and 762,448.27

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Solution

The fourth proportional to 1,335,518.80, 1,843,654.32 and 762,448.27 is: 1,052,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,518.80 : 1,843,654.32 = 762,448.27 : x
  2. Step 2: Convert to fraction form
    1,335,518.80/1,843,654.32 = 762,448.27/x
  3. Step 3: Cross multiply
    1,335,518.80x = 1,843,654.32 × 762,448.27
  4. Step 4: Simplify right side
    1,335,518.80x = 1,405,691,046,762.03
  5. Step 5: Solve for x
    x = 1,405,691,046,762.03/1,335,518.80
  6. Step 6: Final answer
    x = 1,052,543.06

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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.