Home / 2,785,324.50-4,177,986.80-1,838,473.77

Finding the Fourth Proportional to 2,785,324.50, 4,177,986.80 and 1,838,473.77

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Solution

The fourth proportional to 2,785,324.50, 4,177,986.80 and 1,838,473.77 is: 2,757,710.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,324.50 : 4,177,986.80 = 1,838,473.77 : x
  2. Step 2: Convert to fraction form
    2,785,324.50/4,177,986.80 = 1,838,473.77/x
  3. Step 3: Cross multiply
    2,785,324.50x = 4,177,986.80 × 1,838,473.77
  4. Step 4: Simplify right side
    2,785,324.50x = 7,681,119,134,013.87
  5. Step 5: Solve for x
    x = 7,681,119,134,013.87/2,785,324.50
  6. Step 6: Final answer
    x = 2,757,710.68

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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.