Home / 3,288,526.78-4,538,086.91-1,838,392.69

Finding the Fourth Proportional to 3,288,526.78, 4,538,086.91 and 1,838,392.69

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Solution

The fourth proportional to 3,288,526.78, 4,538,086.91 and 1,838,392.69 is: 2,536,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,526.78 : 4,538,086.91 = 1,838,392.69 : x
  2. Step 2: Convert to fraction form
    3,288,526.78/4,538,086.91 = 1,838,392.69/x
  3. Step 3: Cross multiply
    3,288,526.78x = 4,538,086.91 × 1,838,392.69
  4. Step 4: Simplify right side
    3,288,526.78x = 8,342,785,801,928.69
  5. Step 5: Solve for x
    x = 8,342,785,801,928.69/3,288,526.78
  6. Step 6: Final answer
    x = 2,536,937.16

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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.