Home / 1,222,104.20-1,835,124.60-922,922.60

Finding the Fourth Proportional to 1,222,104.20, 1,835,124.60 and 922,922.60

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Solution

The fourth proportional to 1,222,104.20, 1,835,124.60 and 922,922.60 is: 1,385,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,104.20 : 1,835,124.60 = 922,922.60 : x
  2. Step 2: Convert to fraction form
    1,222,104.20/1,835,124.60 = 922,922.60/x
  3. Step 3: Cross multiply
    1,222,104.20x = 1,835,124.60 × 922,922.60
  4. Step 4: Simplify right side
    1,222,104.20x = 1,693,677,967,155.96
  5. Step 5: Solve for x
    x = 1,693,677,967,155.96/1,222,104.20
  6. Step 6: Final answer
    x = 1,385,870.34

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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.