Home / 3,541,269.60-5,311,904.40-1,412,881.20

Finding the Fourth Proportional to 3,541,269.60, 5,311,904.40 and 1,412,881.20

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Solution

The fourth proportional to 3,541,269.60, 5,311,904.40 and 1,412,881.20 is: 2,119,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541,269.60 : 5,311,904.40 = 1,412,881.20 : x
  2. Step 2: Convert to fraction form
    3,541,269.60/5,311,904.40 = 1,412,881.20/x
  3. Step 3: Cross multiply
    3,541,269.60x = 5,311,904.40 × 1,412,881.20
  4. Step 4: Simplify right side
    3,541,269.60x = 7,505,089,862,957.28
  5. Step 5: Solve for x
    x = 7,505,089,862,957.28/3,541,269.60
  6. Step 6: Final answer
    x = 2,119,321.80

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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.