Home / 2,870,233.60-4,300,036.80-1,672,729.60

Finding the Fourth Proportional to 2,870,233.60, 4,300,036.80 and 1,672,729.60

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Solution

The fourth proportional to 2,870,233.60, 4,300,036.80 and 1,672,729.60 is: 2,505,997.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,233.60 : 4,300,036.80 = 1,672,729.60 : x
  2. Step 2: Convert to fraction form
    2,870,233.60/4,300,036.80 = 1,672,729.60/x
  3. Step 3: Cross multiply
    2,870,233.60x = 4,300,036.80 × 1,672,729.60
  4. Step 4: Simplify right side
    2,870,233.60x = 7,192,798,836,449.28
  5. Step 5: Solve for x
    x = 7,192,798,836,449.28/2,870,233.60
  6. Step 6: Final answer
    x = 2,505,997.71

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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.