Home / 3,619,750.80-5,433,125.40-1,824,661.20

Finding the Fourth Proportional to 3,619,750.80, 5,433,125.40 and 1,824,661.20

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Solution

The fourth proportional to 3,619,750.80, 5,433,125.40 and 1,824,661.20 is: 2,738,755.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,750.80 : 5,433,125.40 = 1,824,661.20 : x
  2. Step 2: Convert to fraction form
    3,619,750.80/5,433,125.40 = 1,824,661.20/x
  3. Step 3: Cross multiply
    3,619,750.80x = 5,433,125.40 × 1,824,661.20
  4. Step 4: Simplify right side
    3,619,750.80x = 9,913,613,112,114.48
  5. Step 5: Solve for x
    x = 9,913,613,112,114.48/3,619,750.80
  6. Step 6: Final answer
    x = 2,738,755.69

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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.