Home / 3,828,790.90-5,283,663.01-2,086,475.43

Finding the Fourth Proportional to 3,828,790.90, 5,283,663.01 and 2,086,475.43

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Solution

The fourth proportional to 3,828,790.90, 5,283,663.01 and 2,086,475.43 is: 2,879,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,790.90 : 5,283,663.01 = 2,086,475.43 : x
  2. Step 2: Convert to fraction form
    3,828,790.90/5,283,663.01 = 2,086,475.43/x
  3. Step 3: Cross multiply
    3,828,790.90x = 5,283,663.01 × 2,086,475.43
  4. Step 4: Simplify right side
    3,828,790.90x = 11,024,233,050,764.84
  5. Step 5: Solve for x
    x = 11,024,233,050,764.84/3,828,790.90
  6. Step 6: Final answer
    x = 2,879,298.80

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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.