Home / 2,663,594.76-3,995,429.01-866,487.66

Finding the Fourth Proportional to 2,663,594.76, 3,995,429.01 and 866,487.66

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Solution

The fourth proportional to 2,663,594.76, 3,995,429.01 and 866,487.66 is: 1,299,743.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,594.76 : 3,995,429.01 = 866,487.66 : x
  2. Step 2: Convert to fraction form
    2,663,594.76/3,995,429.01 = 866,487.66/x
  3. Step 3: Cross multiply
    2,663,594.76x = 3,995,429.01 × 866,487.66
  4. Step 4: Simplify right side
    2,663,594.76x = 3,461,989,933,571.02
  5. Step 5: Solve for x
    x = 3,461,989,933,571.02/2,663,594.76
  6. Step 6: Final answer
    x = 1,299,743.48

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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.