Home / 1,933,756.39-2,668,427.59-1,118,012.64

Finding the Fourth Proportional to 1,933,756.39, 2,668,427.59 and 1,118,012.64

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Solution

The fourth proportional to 1,933,756.39, 2,668,427.59 and 1,118,012.64 is: 1,542,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,756.39 : 2,668,427.59 = 1,118,012.64 : x
  2. Step 2: Convert to fraction form
    1,933,756.39/2,668,427.59 = 1,118,012.64/x
  3. Step 3: Cross multiply
    1,933,756.39x = 2,668,427.59 × 1,118,012.64
  4. Step 4: Simplify right side
    1,933,756.39x = 2,983,335,781,993.69
  5. Step 5: Solve for x
    x = 2,983,335,781,993.69/1,933,756.39
  6. Step 6: Final answer
    x = 1,542,767.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.