Home / 1,853,512.43-2,780,829.97-774,548.69

Finding the Fourth Proportional to 1,853,512.43, 2,780,829.97 and 774,548.69

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Solution

The fourth proportional to 1,853,512.43, 2,780,829.97 and 774,548.69 is: 1,162,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,512.43 : 2,780,829.97 = 774,548.69 : x
  2. Step 2: Convert to fraction form
    1,853,512.43/2,780,829.97 = 774,548.69/x
  3. Step 3: Cross multiply
    1,853,512.43x = 2,780,829.97 × 774,548.69
  4. Step 4: Simplify right side
    1,853,512.43x = 2,153,888,194,535.72
  5. Step 5: Solve for x
    x = 2,153,888,194,535.72/1,853,512.43
  6. Step 6: Final answer
    x = 1,162,057.60

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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.