Home / 2,021,466.87-2,789,868.90-1,150,513.33

Finding the Fourth Proportional to 2,021,466.87, 2,789,868.90 and 1,150,513.33

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Solution

The fourth proportional to 2,021,466.87, 2,789,868.90 and 1,150,513.33 is: 1,587,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,466.87 : 2,789,868.90 = 1,150,513.33 : x
  2. Step 2: Convert to fraction form
    2,021,466.87/2,789,868.90 = 1,150,513.33/x
  3. Step 3: Cross multiply
    2,021,466.87x = 2,789,868.90 × 1,150,513.33
  4. Step 4: Simplify right side
    2,021,466.87x = 3,209,781,358,402.44
  5. Step 5: Solve for x
    x = 3,209,781,358,402.44/2,021,466.87
  6. Step 6: Final answer
    x = 1,587,847.62

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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.