Home / 2,811,429.39-4,216,308.43-1,192,174.33

Finding the Fourth Proportional to 2,811,429.39, 4,216,308.43 and 1,192,174.33

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Solution

The fourth proportional to 2,811,429.39, 4,216,308.43 and 1,192,174.33 is: 1,787,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,429.39 : 4,216,308.43 = 1,192,174.33 : x
  2. Step 2: Convert to fraction form
    2,811,429.39/4,216,308.43 = 1,192,174.33/x
  3. Step 3: Cross multiply
    2,811,429.39x = 4,216,308.43 × 1,192,174.33
  4. Step 4: Simplify right side
    2,811,429.39x = 5,026,574,668,237.70
  5. Step 5: Solve for x
    x = 5,026,574,668,237.70/2,811,429.39
  6. Step 6: Final answer
    x = 1,787,907.13

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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.