Home / 2,769,868.47-3,824,146.71-1,790,320.35

Finding the Fourth Proportional to 2,769,868.47, 3,824,146.71 and 1,790,320.35

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Solution

The fourth proportional to 2,769,868.47, 3,824,146.71 and 1,790,320.35 is: 2,471,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,868.47 : 3,824,146.71 = 1,790,320.35 : x
  2. Step 2: Convert to fraction form
    2,769,868.47/3,824,146.71 = 1,790,320.35/x
  3. Step 3: Cross multiply
    2,769,868.47x = 3,824,146.71 × 1,790,320.35
  4. Step 4: Simplify right side
    2,769,868.47x = 6,846,447,676,298.55
  5. Step 5: Solve for x
    x = 6,846,447,676,298.55/2,769,868.47
  6. Step 6: Final answer
    x = 2,471,759.13

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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.