Home / 1,296,086.40-1,941,505.20-734,464.80

Finding the Fourth Proportional to 1,296,086.40, 1,941,505.20 and 734,464.80

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Solution

The fourth proportional to 1,296,086.40, 1,941,505.20 and 734,464.80 is: 1,100,210.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,086.40 : 1,941,505.20 = 734,464.80 : x
  2. Step 2: Convert to fraction form
    1,296,086.40/1,941,505.20 = 734,464.80/x
  3. Step 3: Cross multiply
    1,296,086.40x = 1,941,505.20 × 734,464.80
  4. Step 4: Simplify right side
    1,296,086.40x = 1,425,967,228,416.96
  5. Step 5: Solve for x
    x = 1,425,967,228,416.96/1,296,086.40
  6. Step 6: Final answer
    x = 1,100,210.01

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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.