Home / 3,320,485.03-4,980,231.82-924,079.78

Finding the Fourth Proportional to 3,320,485.03, 4,980,231.82 and 924,079.78

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Solution

The fourth proportional to 3,320,485.03, 4,980,231.82 and 924,079.78 is: 1,385,981.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,485.03 : 4,980,231.82 = 924,079.78 : x
  2. Step 2: Convert to fraction form
    3,320,485.03/4,980,231.82 = 924,079.78/x
  3. Step 3: Cross multiply
    3,320,485.03x = 4,980,231.82 × 924,079.78
  4. Step 4: Simplify right side
    3,320,485.03x = 4,602,131,524,574.60
  5. Step 5: Solve for x
    x = 4,602,131,524,574.60/3,320,485.03
  6. Step 6: Final answer
    x = 1,385,981.71

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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.