Home / 1,628,251.54-2,247,256.09-903,332.80

Finding the Fourth Proportional to 1,628,251.54, 2,247,256.09 and 903,332.80

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Solution

The fourth proportional to 1,628,251.54, 2,247,256.09 and 903,332.80 is: 1,246,748.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,251.54 : 2,247,256.09 = 903,332.80 : x
  2. Step 2: Convert to fraction form
    1,628,251.54/2,247,256.09 = 903,332.80/x
  3. Step 3: Cross multiply
    1,628,251.54x = 2,247,256.09 × 903,332.80
  4. Step 4: Simplify right side
    1,628,251.54x = 2,030,020,124,860.47
  5. Step 5: Solve for x
    x = 2,030,020,124,860.47/1,628,251.54
  6. Step 6: Final answer
    x = 1,246,748.48

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1.5x scale

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.