Home / 3,785,304.54-5,223,741.49-2,153,711.87

Finding the Fourth Proportional to 3,785,304.54, 5,223,741.49 and 2,153,711.87

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Solution

The fourth proportional to 3,785,304.54, 5,223,741.49 and 2,153,711.87 is: 2,972,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,304.54 : 5,223,741.49 = 2,153,711.87 : x
  2. Step 2: Convert to fraction form
    3,785,304.54/5,223,741.49 = 2,153,711.87/x
  3. Step 3: Cross multiply
    3,785,304.54x = 5,223,741.49 × 2,153,711.87
  4. Step 4: Simplify right side
    3,785,304.54x = 11,250,434,039,901.08
  5. Step 5: Solve for x
    x = 11,250,434,039,901.08/3,785,304.54
  6. Step 6: Final answer
    x = 2,972,134.45

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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.