Home / 1,122,443.74-1,548,914.62-613,047.70

Finding the Fourth Proportional to 1,122,443.74, 1,548,914.62 and 613,047.70

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Solution

The fourth proportional to 1,122,443.74, 1,548,914.62 and 613,047.70 is: 845,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,443.74 : 1,548,914.62 = 613,047.70 : x
  2. Step 2: Convert to fraction form
    1,122,443.74/1,548,914.62 = 613,047.70/x
  3. Step 3: Cross multiply
    1,122,443.74x = 1,548,914.62 × 613,047.70
  4. Step 4: Simplify right side
    1,122,443.74x = 949,558,545,287.37
  5. Step 5: Solve for x
    x = 949,558,545,287.37/1,122,443.74
  6. Step 6: Final answer
    x = 845,974.29

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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.