Home / 3,181,180-4,390,028.40-1,750,396

Finding the Fourth Proportional to 3,181,180, 4,390,028.40 and 1,750,396

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Solution

The fourth proportional to 3,181,180, 4,390,028.40 and 1,750,396 is: 2,415,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,180 : 4,390,028.40 = 1,750,396 : x
  2. Step 2: Convert to fraction form
    3,181,180/4,390,028.40 = 1,750,396/x
  3. Step 3: Cross multiply
    3,181,180x = 4,390,028.40 × 1,750,396
  4. Step 4: Simplify right side
    3,181,180x = 7,684,288,151,246.40
  5. Step 5: Solve for x
    x = 7,684,288,151,246.40/3,181,180
  6. Step 6: Final answer
    x = 2,415,546.48

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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.