Home / 1,014,076.28-1,399,441.80-555,183.16

Finding the Fourth Proportional to 1,014,076.28, 1,399,441.80 and 555,183.16

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Solution

The fourth proportional to 1,014,076.28, 1,399,441.80 and 555,183.16 is: 766,161.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,076.28 : 1,399,441.80 = 555,183.16 : x
  2. Step 2: Convert to fraction form
    1,014,076.28/1,399,441.80 = 555,183.16/x
  3. Step 3: Cross multiply
    1,014,076.28x = 1,399,441.80 × 555,183.16
  4. Step 4: Simplify right side
    1,014,076.28x = 776,946,520,760.09
  5. Step 5: Solve for x
    x = 776,946,520,760.09/1,014,076.28
  6. Step 6: Final answer
    x = 766,161.81

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1.5x scale

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.