Home / 1,447,496.80-2,170,208.40-605,615.20

Finding the Fourth Proportional to 1,447,496.80, 2,170,208.40 and 605,615.20

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Solution

The fourth proportional to 1,447,496.80, 2,170,208.40 and 605,615.20 is: 907,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,496.80 : 2,170,208.40 = 605,615.20 : x
  2. Step 2: Convert to fraction form
    1,447,496.80/2,170,208.40 = 605,615.20/x
  3. Step 3: Cross multiply
    1,447,496.80x = 2,170,208.40 × 605,615.20
  4. Step 4: Simplify right side
    1,447,496.80x = 1,314,311,194,207.68
  5. Step 5: Solve for x
    x = 1,314,311,194,207.68/1,447,496.80
  6. Step 6: Final answer
    x = 907,989.02

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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.