Home / 1,628,251.28-2,247,255.74-903,332.54

Finding the Fourth Proportional to 1,628,251.28, 2,247,255.74 and 903,332.54

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Solution

The fourth proportional to 1,628,251.28, 2,247,255.74 and 903,332.54 is: 1,246,748.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,251.28 : 2,247,255.74 = 903,332.54 : x
  2. Step 2: Convert to fraction form
    1,628,251.28/2,247,255.74 = 903,332.54/x
  3. Step 3: Cross multiply
    1,628,251.28x = 2,247,255.74 × 903,332.54
  4. Step 4: Simplify right side
    1,628,251.28x = 2,030,019,235,643.78
  5. Step 5: Solve for x
    x = 2,030,019,235,643.78/1,628,251.28
  6. Step 6: Final answer
    x = 1,246,748.13

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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.