Home / 3,181,687.38-4,390,729.30-1,750,903.38

Finding the Fourth Proportional to 3,181,687.38, 4,390,729.30 and 1,750,903.38

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Solution

The fourth proportional to 3,181,687.38, 4,390,729.30 and 1,750,903.38 is: 2,416,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,687.38 : 4,390,729.30 = 1,750,903.38 : x
  2. Step 2: Convert to fraction form
    3,181,687.38/4,390,729.30 = 1,750,903.38/x
  3. Step 3: Cross multiply
    3,181,687.38x = 4,390,729.30 × 1,750,903.38
  4. Step 4: Simplify right side
    3,181,687.38x = 7,687,742,750,081.39
  5. Step 5: Solve for x
    x = 7,687,742,750,081.39/3,181,687.38
  6. Step 6: Final answer
    x = 2,416,247.06

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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.