Home / 1,690,300.06-2,332,356.09-954,986.03

Finding the Fourth Proportional to 1,690,300.06, 2,332,356.09 and 954,986.03

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Solution

The fourth proportional to 1,690,300.06, 2,332,356.09 and 954,986.03 is: 1,317,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,300.06 : 2,332,356.09 = 954,986.03 : x
  2. Step 2: Convert to fraction form
    1,690,300.06/2,332,356.09 = 954,986.03/x
  3. Step 3: Cross multiply
    1,690,300.06x = 2,332,356.09 × 954,986.03
  4. Step 4: Simplify right side
    1,690,300.06x = 2,227,367,472,329.60
  5. Step 5: Solve for x
    x = 2,227,367,472,329.60/1,690,300.06
  6. Step 6: Final answer
    x = 1,317,734.96

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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.