Home / 903,834.40-1,356,097.20-889,664.80

Finding the Fourth Proportional to 903,834.40, 1,356,097.20 and 889,664.80

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Solution

The fourth proportional to 903,834.40, 1,356,097.20 and 889,664.80 is: 1,334,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,834.40 : 1,356,097.20 = 889,664.80 : x
  2. Step 2: Convert to fraction form
    903,834.40/1,356,097.20 = 889,664.80/x
  3. Step 3: Cross multiply
    903,834.40x = 1,356,097.20 × 889,664.80
  4. Step 4: Simplify right side
    903,834.40x = 1,206,471,944,218.56
  5. Step 5: Solve for x
    x = 1,206,471,944,218.56/903,834.40
  6. Step 6: Final answer
    x = 1,334,837.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.