Home / 2,785,305.16-4,178,559.00-866,178.83

Finding the Fourth Proportional to 2,785,305.16, 4,178,559.00 and 866,178.83

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Solution

The fourth proportional to 2,785,305.16, 4,178,559.00 and 866,178.83 is: 1,299,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,305.16 : 4,178,559.00 = 866,178.83 : x
  2. Step 2: Convert to fraction form
    2,785,305.16/4,178,559.00 = 866,178.83/x
  3. Step 3: Cross multiply
    2,785,305.16x = 4,178,559.00 × 866,178.83
  4. Step 4: Simplify right side
    2,785,305.16x = 3,619,379,366,083.09
  5. Step 5: Solve for x
    x = 3,619,379,366,083.09/2,785,305.16
  6. Step 6: Final answer
    x = 1,299,455.23

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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.