Home / 1,616,213.17-2,228,055.82-1,271,449.83

Finding the Fourth Proportional to 1,616,213.17, 2,228,055.82 and 1,271,449.83

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Solution

The fourth proportional to 1,616,213.17, 2,228,055.82 and 1,271,449.83 is: 1,752,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,213.17 : 2,228,055.82 = 1,271,449.83 : x
  2. Step 2: Convert to fraction form
    1,616,213.17/2,228,055.82 = 1,271,449.83/x
  3. Step 3: Cross multiply
    1,616,213.17x = 2,228,055.82 × 1,271,449.83
  4. Step 4: Simplify right side
    1,616,213.17x = 2,832,861,193,569.51
  5. Step 5: Solve for x
    x = 2,832,861,193,569.51/1,616,213.17
  6. Step 6: Final answer
    x = 1,752,776.95

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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.