Home / 1,507,688.64-2,080,553.24-863,168.81

Finding the Fourth Proportional to 1,507,688.64, 2,080,553.24 and 863,168.81

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Solution

The fourth proportional to 1,507,688.64, 2,080,553.24 and 863,168.81 is: 1,191,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,688.64 : 2,080,553.24 = 863,168.81 : x
  2. Step 2: Convert to fraction form
    1,507,688.64/2,080,553.24 = 863,168.81/x
  3. Step 3: Cross multiply
    1,507,688.64x = 2,080,553.24 × 863,168.81
  4. Step 4: Simplify right side
    1,507,688.64x = 1,795,868,656,067.60
  5. Step 5: Solve for x
    x = 1,795,868,656,067.60/1,507,688.64
  6. Step 6: Final answer
    x = 1,191,140.27

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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.