Home / 1,906,501.26-2,859,116.85-768,969.66

Finding the Fourth Proportional to 1,906,501.26, 2,859,116.85 and 768,969.66

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Solution

The fourth proportional to 1,906,501.26, 2,859,116.85 and 768,969.66 is: 1,153,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,501.26 : 2,859,116.85 = 768,969.66 : x
  2. Step 2: Convert to fraction form
    1,906,501.26/2,859,116.85 = 768,969.66/x
  3. Step 3: Cross multiply
    1,906,501.26x = 2,859,116.85 × 768,969.66
  4. Step 4: Simplify right side
    1,906,501.26x = 2,198,574,112,044.77
  5. Step 5: Solve for x
    x = 2,198,574,112,044.77/1,906,501.26
  6. Step 6: Final answer
    x = 1,153,198.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.