Home / 3,561,746.61-5,342,544.99-866,085.78

Finding the Fourth Proportional to 3,561,746.61, 5,342,544.99 and 866,085.78

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Solution

The fourth proportional to 3,561,746.61, 5,342,544.99 and 866,085.78 is: 1,299,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,746.61 : 5,342,544.99 = 866,085.78 : x
  2. Step 2: Convert to fraction form
    3,561,746.61/5,342,544.99 = 866,085.78/x
  3. Step 3: Cross multiply
    3,561,746.61x = 5,342,544.99 × 866,085.78
  4. Step 4: Simplify right side
    3,561,746.61x = 4,627,102,244,849.24
  5. Step 5: Solve for x
    x = 4,627,102,244,849.24/3,561,746.61
  6. Step 6: Final answer
    x = 1,299,110.45

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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.