Home / 1,696,963.90-2,341,760.86-961,986.32

Finding the Fourth Proportional to 1,696,963.90, 2,341,760.86 and 961,986.32

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Solution

The fourth proportional to 1,696,963.90, 2,341,760.86 and 961,986.32 is: 1,327,513.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,963.90 : 2,341,760.86 = 961,986.32 : x
  2. Step 2: Convert to fraction form
    1,696,963.90/2,341,760.86 = 961,986.32/x
  3. Step 3: Cross multiply
    1,696,963.90x = 2,341,760.86 × 961,986.32
  4. Step 4: Simplify right side
    1,696,963.90x = 2,252,741,912,031.44
  5. Step 5: Solve for x
    x = 2,252,741,912,031.44/1,696,963.90
  6. Step 6: Final answer
    x = 1,327,513.16

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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.