Home / 3,658,839.46-5,486,131.72-1,384,539.89

Finding the Fourth Proportional to 3,658,839.46, 5,486,131.72 and 1,384,539.89

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Solution

The fourth proportional to 3,658,839.46, 5,486,131.72 and 1,384,539.89 is: 2,076,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,839.46 : 5,486,131.72 = 1,384,539.89 : x
  2. Step 2: Convert to fraction form
    3,658,839.46/5,486,131.72 = 1,384,539.89/x
  3. Step 3: Cross multiply
    3,658,839.46x = 5,486,131.72 × 1,384,539.89
  4. Step 4: Simplify right side
    3,658,839.46x = 7,595,768,182,434.33
  5. Step 5: Solve for x
    x = 7,595,768,182,434.33/3,658,839.46
  6. Step 6: Final answer
    x = 2,076,004.77

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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.