Home / 947,326.40-1,420,989.60-941,796.80

Finding the Fourth Proportional to 947,326.40, 1,420,989.60 and 941,796.80

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Solution

The fourth proportional to 947,326.40, 1,420,989.60 and 941,796.80 is: 1,412,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,326.40 : 1,420,989.60 = 941,796.80 : x
  2. Step 2: Convert to fraction form
    947,326.40/1,420,989.60 = 941,796.80/x
  3. Step 3: Cross multiply
    947,326.40x = 1,420,989.60 × 941,796.80
  4. Step 4: Simplify right side
    947,326.40x = 1,338,283,458,113.28
  5. Step 5: Solve for x
    x = 1,338,283,458,113.28/947,326.40
  6. Step 6: Final answer
    x = 1,412,695.20

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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.