Home / 1,844,689.28-2,545,674.70-1,028,945.81

Finding the Fourth Proportional to 1,844,689.28, 2,545,674.70 and 1,028,945.81

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Solution

The fourth proportional to 1,844,689.28, 2,545,674.70 and 1,028,945.81 is: 1,419,947.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,689.28 : 2,545,674.70 = 1,028,945.81 : x
  2. Step 2: Convert to fraction form
    1,844,689.28/2,545,674.70 = 1,028,945.81/x
  3. Step 3: Cross multiply
    1,844,689.28x = 2,545,674.70 × 1,028,945.81
  4. Step 4: Simplify right side
    1,844,689.28x = 2,619,361,300,887.27
  5. Step 5: Solve for x
    x = 2,619,361,300,887.27/1,844,689.28
  6. Step 6: Final answer
    x = 1,419,947.16

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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.