Home / 3,176,107.45-4,382,951.30-1,780,576.61

Finding the Fourth Proportional to 3,176,107.45, 4,382,951.30 and 1,780,576.61

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Solution

The fourth proportional to 3,176,107.45, 4,382,951.30 and 1,780,576.61 is: 2,457,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,107.45 : 4,382,951.30 = 1,780,576.61 : x
  2. Step 2: Convert to fraction form
    3,176,107.45/4,382,951.30 = 1,780,576.61/x
  3. Step 3: Cross multiply
    3,176,107.45x = 4,382,951.30 × 1,780,576.61
  4. Step 4: Simplify right side
    3,176,107.45x = 7,804,180,545,634.34
  5. Step 5: Solve for x
    x = 7,804,180,545,634.34/3,176,107.45
  6. Step 6: Final answer
    x = 2,457,152.56

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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.