Home / 1,965,437.90-2,945,668.05-954,791.18

Finding the Fourth Proportional to 1,965,437.90, 2,945,668.05 and 954,791.18

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Solution

The fourth proportional to 1,965,437.90, 2,945,668.05 and 954,791.18 is: 1,430,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,437.90 : 2,945,668.05 = 954,791.18 : x
  2. Step 2: Convert to fraction form
    1,965,437.90/2,945,668.05 = 954,791.18/x
  3. Step 3: Cross multiply
    1,965,437.90x = 2,945,668.05 × 954,791.18
  4. Step 4: Simplify right side
    1,965,437.90x = 2,812,497,873,347.80
  5. Step 5: Solve for x
    x = 2,812,497,873,347.80/1,965,437.90
  6. Step 6: Final answer
    x = 1,430,977.73

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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.