Home / 3,635,443.40-5,453,165.10-1,239,074.60

Finding the Fourth Proportional to 3,635,443.40, 5,453,165.10 and 1,239,074.60

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Solution

The fourth proportional to 3,635,443.40, 5,453,165.10 and 1,239,074.60 is: 1,858,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,443.40 : 5,453,165.10 = 1,239,074.60 : x
  2. Step 2: Convert to fraction form
    3,635,443.40/5,453,165.10 = 1,239,074.60/x
  3. Step 3: Cross multiply
    3,635,443.40x = 5,453,165.10 × 1,239,074.60
  4. Step 4: Simplify right side
    3,635,443.40x = 6,756,878,365,016.46
  5. Step 5: Solve for x
    x = 6,756,878,365,016.46/3,635,443.40
  6. Step 6: Final answer
    x = 1,858,611.90

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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.