Home / 1,222,110.20-1,835,133.60-922,928.60

Finding the Fourth Proportional to 1,222,110.20, 1,835,133.60 and 922,928.60

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Solution

The fourth proportional to 1,222,110.20, 1,835,133.60 and 922,928.60 is: 1,385,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,110.20 : 1,835,133.60 = 922,928.60 : x
  2. Step 2: Convert to fraction form
    1,222,110.20/1,835,133.60 = 922,928.60/x
  3. Step 3: Cross multiply
    1,222,110.20x = 1,835,133.60 × 922,928.60
  4. Step 4: Simplify right side
    1,222,110.20x = 1,693,697,284,260.96
  5. Step 5: Solve for x
    x = 1,693,697,284,260.96/1,222,110.20
  6. Step 6: Final answer
    x = 1,385,879.35

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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.