Home / 3,561,725.36-5,342,513.11-866,064.40

Finding the Fourth Proportional to 3,561,725.36, 5,342,513.11 and 866,064.40

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Solution

The fourth proportional to 3,561,725.36, 5,342,513.11 and 866,064.40 is: 1,299,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,725.36 : 5,342,513.11 = 866,064.40 : x
  2. Step 2: Convert to fraction form
    3,561,725.36/5,342,513.11 = 866,064.40/x
  3. Step 3: Cross multiply
    3,561,725.36x = 5,342,513.11 × 866,064.40
  4. Step 4: Simplify right side
    3,561,725.36x = 4,626,960,411,104.28
  5. Step 5: Solve for x
    x = 4,626,960,411,104.28/3,561,725.36
  6. Step 6: Final answer
    x = 1,299,078.38

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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.