Home / 3,728,130.85-5,592,139.44-1,677,342.88

Finding the Fourth Proportional to 3,728,130.85, 5,592,139.44 and 1,677,342.88

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Solution

The fourth proportional to 3,728,130.85, 5,592,139.44 and 1,677,342.88 is: 2,515,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,130.85 : 5,592,139.44 = 1,677,342.88 : x
  2. Step 2: Convert to fraction form
    3,728,130.85/5,592,139.44 = 1,677,342.88/x
  3. Step 3: Cross multiply
    3,728,130.85x = 5,592,139.44 × 1,677,342.88
  4. Step 4: Simplify right side
    3,728,130.85x = 9,379,935,273,651.19
  5. Step 5: Solve for x
    x = 9,379,935,273,651.19/3,728,130.85
  6. Step 6: Final answer
    x = 2,515,988.75

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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.