Home / 1,182,172.40-1,772,092.20-471,251.60

Finding the Fourth Proportional to 1,182,172.40, 1,772,092.20 and 471,251.60

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Solution

The fourth proportional to 1,182,172.40, 1,772,092.20 and 471,251.60 is: 706,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,172.40 : 1,772,092.20 = 471,251.60 : x
  2. Step 2: Convert to fraction form
    1,182,172.40/1,772,092.20 = 471,251.60/x
  3. Step 3: Cross multiply
    1,182,172.40x = 1,772,092.20 × 471,251.60
  4. Step 4: Simplify right side
    1,182,172.40x = 835,101,284,597.52
  5. Step 5: Solve for x
    x = 835,101,284,597.52/1,182,172.40
  6. Step 6: Final answer
    x = 706,412.44

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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.