Home / 2,703,120.12-4,054,814.91-809,681.13

Finding the Fourth Proportional to 2,703,120.12, 4,054,814.91 and 809,681.13

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Solution

The fourth proportional to 2,703,120.12, 4,054,814.91 and 809,681.13 is: 1,214,562.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703,120.12 : 4,054,814.91 = 809,681.13 : x
  2. Step 2: Convert to fraction form
    2,703,120.12/4,054,814.91 = 809,681.13/x
  3. Step 3: Cross multiply
    2,703,120.12x = 4,054,814.91 × 809,681.13
  4. Step 4: Simplify right side
    2,703,120.12x = 3,283,107,118,269.65
  5. Step 5: Solve for x
    x = 3,283,107,118,269.65/2,703,120.12
  6. Step 6: Final answer
    x = 1,214,562.05

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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.