Home / 1,858,332.56-2,786,908.32-1,263,118.64

Finding the Fourth Proportional to 1,858,332.56, 2,786,908.32 and 1,263,118.64

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Solution

The fourth proportional to 1,858,332.56, 2,786,908.32 and 1,263,118.64 is: 1,894,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,332.56 : 2,786,908.32 = 1,263,118.64 : x
  2. Step 2: Convert to fraction form
    1,858,332.56/2,786,908.32 = 1,263,118.64/x
  3. Step 3: Cross multiply
    1,858,332.56x = 2,786,908.32 × 1,263,118.64
  4. Step 4: Simplify right side
    1,858,332.56x = 3,520,195,846,963.08
  5. Step 5: Solve for x
    x = 3,520,195,846,963.08/1,858,332.56
  6. Step 6: Final answer
    x = 1,894,276.58

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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.