Home / 3,828,122.47-5,282,928.64-2,196,828.24

Finding the Fourth Proportional to 3,828,122.47, 5,282,928.64 and 2,196,828.24

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Solution

The fourth proportional to 3,828,122.47, 5,282,928.64 and 2,196,828.24 is: 3,031,691.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,122.47 : 5,282,928.64 = 2,196,828.24 : x
  2. Step 2: Convert to fraction form
    3,828,122.47/5,282,928.64 = 2,196,828.24/x
  3. Step 3: Cross multiply
    3,828,122.47x = 5,282,928.64 × 2,196,828.24
  4. Step 4: Simplify right side
    3,828,122.47x = 11,605,686,826,256.79
  5. Step 5: Solve for x
    x = 11,605,686,826,256.79/3,828,122.47
  6. Step 6: Final answer
    x = 3,031,691.62

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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.