Home / 1,222,133.55-1,833,200.33-907,205.55

Finding the Fourth Proportional to 1,222,133.55, 1,833,200.33 and 907,205.55

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Solution

The fourth proportional to 1,222,133.55, 1,833,200.33 and 907,205.55 is: 1,360,808.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,133.55 : 1,833,200.33 = 907,205.55 : x
  2. Step 2: Convert to fraction form
    1,222,133.55/1,833,200.33 = 907,205.55/x
  3. Step 3: Cross multiply
    1,222,133.55x = 1,833,200.33 × 907,205.55
  4. Step 4: Simplify right side
    1,222,133.55x = 1,663,089,509,101.80
  5. Step 5: Solve for x
    x = 1,663,089,509,101.80/1,222,133.55
  6. Step 6: Final answer
    x = 1,360,808.33

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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.