Home / 3,176,907.63-4,384,770.21-1,887,499.83

Finding the Fourth Proportional to 3,176,907.63, 4,384,770.21 and 1,887,499.83

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Solution

The fourth proportional to 3,176,907.63, 4,384,770.21 and 1,887,499.83 is: 2,605,128.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,907.63 : 4,384,770.21 = 1,887,499.83 : x
  2. Step 2: Convert to fraction form
    3,176,907.63/4,384,770.21 = 1,887,499.83/x
  3. Step 3: Cross multiply
    3,176,907.63x = 4,384,770.21 × 1,887,499.83
  4. Step 4: Simplify right side
    3,176,907.63x = 8,276,253,025,964.07
  5. Step 5: Solve for x
    x = 8,276,253,025,964.07/3,176,907.63
  6. Step 6: Final answer
    x = 2,605,128.63

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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.