Home / 4,379,291.13-6,568,912.80-1,785,585.72

Finding the Fourth Proportional to 4,379,291.13, 6,568,912.80 and 1,785,585.72

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Solution

The fourth proportional to 4,379,291.13, 6,568,912.80 and 1,785,585.72 is: 2,678,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379,291.13 : 6,568,912.80 = 1,785,585.72 : x
  2. Step 2: Convert to fraction form
    4,379,291.13/6,568,912.80 = 1,785,585.72/x
  3. Step 3: Cross multiply
    4,379,291.13x = 6,568,912.80 × 1,785,585.72
  4. Step 4: Simplify right side
    4,379,291.13x = 11,729,356,891,605.21
  5. Step 5: Solve for x
    x = 11,729,356,891,605.21/4,379,291.13
  6. Step 6: Final answer
    x = 2,678,368.84

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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.