Home / 1,907,708.80-2,858,901.76-1,433,839.36

Finding the Fourth Proportional to 1,907,708.80, 2,858,901.76 and 1,433,839.36

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Solution

The fourth proportional to 1,907,708.80, 2,858,901.76 and 1,433,839.36 is: 2,148,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,708.80 : 2,858,901.76 = 1,433,839.36 : x
  2. Step 2: Convert to fraction form
    1,907,708.80/2,858,901.76 = 1,433,839.36/x
  3. Step 3: Cross multiply
    1,907,708.80x = 2,858,901.76 × 1,433,839.36
  4. Step 4: Simplify right side
    1,907,708.80x = 4,099,205,869,861.27
  5. Step 5: Solve for x
    x = 4,099,205,869,861.27/1,907,708.80
  6. Step 6: Final answer
    x = 2,148,758.69

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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.