Home / 1,269,844.83-1,751,887.05-725,688.71

Finding the Fourth Proportional to 1,269,844.83, 1,751,887.05 and 725,688.71

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Solution

The fourth proportional to 1,269,844.83, 1,751,887.05 and 725,688.71 is: 1,001,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,844.83 : 1,751,887.05 = 725,688.71 : x
  2. Step 2: Convert to fraction form
    1,269,844.83/1,751,887.05 = 725,688.71/x
  3. Step 3: Cross multiply
    1,269,844.83x = 1,751,887.05 × 725,688.71
  4. Step 4: Simplify right side
    1,269,844.83x = 1,271,324,647,025.89
  5. Step 5: Solve for x
    x = 1,271,324,647,025.89/1,269,844.83
  6. Step 6: Final answer
    x = 1,001,165.35

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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.