Home / 3,176,901.63-4,384,761.93-1,887,493.82

Finding the Fourth Proportional to 3,176,901.63, 4,384,761.93 and 1,887,493.82

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Solution

The fourth proportional to 3,176,901.63, 4,384,761.93 and 1,887,493.82 is: 2,605,120.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,901.63 : 4,384,761.93 = 1,887,493.82 : x
  2. Step 2: Convert to fraction form
    3,176,901.63/4,384,761.93 = 1,887,493.82/x
  3. Step 3: Cross multiply
    3,176,901.63x = 4,384,761.93 × 1,887,493.82
  4. Step 4: Simplify right side
    3,176,901.63x = 8,276,211,023,122.46
  5. Step 5: Solve for x
    x = 8,276,211,023,122.46/3,176,901.63
  6. Step 6: Final answer
    x = 2,605,120.33

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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.