Home / 1,447,451.20-2,171,182.38-605,412.28

Finding the Fourth Proportional to 1,447,451.20, 2,171,182.38 and 605,412.28

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Solution

The fourth proportional to 1,447,451.20, 2,171,182.38 and 605,412.28 is: 908,120.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,451.20 : 2,171,182.38 = 605,412.28 : x
  2. Step 2: Convert to fraction form
    1,447,451.20/2,171,182.38 = 605,412.28/x
  3. Step 3: Cross multiply
    1,447,451.20x = 2,171,182.38 × 605,412.28
  4. Step 4: Simplify right side
    1,447,451.20x = 1,314,460,474,971.63
  5. Step 5: Solve for x
    x = 1,314,460,474,971.63/1,447,451.20
  6. Step 6: Final answer
    x = 908,120.75

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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.