Home / 1,195,328.63-1,649,505.39-651,452.78

Finding the Fourth Proportional to 1,195,328.63, 1,649,505.39 and 651,452.78

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Solution

The fourth proportional to 1,195,328.63, 1,649,505.39 and 651,452.78 is: 898,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,328.63 : 1,649,505.39 = 651,452.78 : x
  2. Step 2: Convert to fraction form
    1,195,328.63/1,649,505.39 = 651,452.78/x
  3. Step 3: Cross multiply
    1,195,328.63x = 1,649,505.39 × 651,452.78
  4. Step 4: Simplify right side
    1,195,328.63x = 1,074,574,871,940.48
  5. Step 5: Solve for x
    x = 1,074,574,871,940.48/1,195,328.63
  6. Step 6: Final answer
    x = 898,978.61

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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.