Home / 3,611,453.16-4,983,773.52-1,979,830.86

Finding the Fourth Proportional to 3,611,453.16, 4,983,773.52 and 1,979,830.86

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Solution

The fourth proportional to 3,611,453.16, 4,983,773.52 and 1,979,830.86 is: 2,732,149.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,453.16 : 4,983,773.52 = 1,979,830.86 : x
  2. Step 2: Convert to fraction form
    3,611,453.16/4,983,773.52 = 1,979,830.86/x
  3. Step 3: Cross multiply
    3,611,453.16x = 4,983,773.52 × 1,979,830.86
  4. Step 4: Simplify right side
    3,611,453.16x = 9,867,028,614,146.83
  5. Step 5: Solve for x
    x = 9,867,028,614,146.83/3,611,453.16
  6. Step 6: Final answer
    x = 2,732,149.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.