Home / 3,779,660.40-5,665,861.80-1,254,015.60

Finding the Fourth Proportional to 3,779,660.40, 5,665,861.80 and 1,254,015.60

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Solution

The fourth proportional to 3,779,660.40, 5,665,861.80 and 1,254,015.60 is: 1,879,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,660.40 : 5,665,861.80 = 1,254,015.60 : x
  2. Step 2: Convert to fraction form
    3,779,660.40/5,665,861.80 = 1,254,015.60/x
  3. Step 3: Cross multiply
    3,779,660.40x = 5,665,861.80 × 1,254,015.60
  4. Step 4: Simplify right side
    3,779,660.40x = 7,105,079,084,644.08
  5. Step 5: Solve for x
    x = 7,105,079,084,644.08/3,779,660.40
  6. Step 6: Final answer
    x = 1,879,819.44

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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.