Home / 3,828,660.68-5,283,483.95-2,086,345.47

Finding the Fourth Proportional to 3,828,660.68, 5,283,483.95 and 2,086,345.47

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Solution

The fourth proportional to 3,828,660.68, 5,283,483.95 and 2,086,345.47 is: 2,879,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,660.68 : 5,283,483.95 = 2,086,345.47 : x
  2. Step 2: Convert to fraction form
    3,828,660.68/5,283,483.95 = 2,086,345.47/x
  3. Step 3: Cross multiply
    3,828,660.68x = 5,283,483.95 × 2,086,345.47
  4. Step 4: Simplify right side
    3,828,660.68x = 11,023,172,788,473.85
  5. Step 5: Solve for x
    x = 11,023,172,788,473.85/3,828,660.68
  6. Step 6: Final answer
    x = 2,879,119.80

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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.