Home / 2,801,665.51-3,867,265.87-1,640,485.04

Finding the Fourth Proportional to 2,801,665.51, 3,867,265.87 and 1,640,485.04

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Solution

The fourth proportional to 2,801,665.51, 3,867,265.87 and 1,640,485.04 is: 2,264,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,665.51 : 3,867,265.87 = 1,640,485.04 : x
  2. Step 2: Convert to fraction form
    2,801,665.51/3,867,265.87 = 1,640,485.04/x
  3. Step 3: Cross multiply
    2,801,665.51x = 3,867,265.87 × 1,640,485.04
  4. Step 4: Simplify right side
    2,801,665.51x = 6,344,191,777,898.83
  5. Step 5: Solve for x
    x = 6,344,191,777,898.83/2,801,665.51
  6. Step 6: Final answer
    x = 2,264,435.83

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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.