Home / 3,419,911.48-5,126,484.30-1,619,631.40

Finding the Fourth Proportional to 3,419,911.48, 5,126,484.30 and 1,619,631.40

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Solution

The fourth proportional to 3,419,911.48, 5,126,484.30 and 1,619,631.40 is: 2,427,844.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,911.48 : 5,126,484.30 = 1,619,631.40 : x
  2. Step 2: Convert to fraction form
    3,419,911.48/5,126,484.30 = 1,619,631.40/x
  3. Step 3: Cross multiply
    3,419,911.48x = 5,126,484.30 × 1,619,631.40
  4. Step 4: Simplify right side
    3,419,911.48x = 8,303,014,943,887.02
  5. Step 5: Solve for x
    x = 8,303,014,943,887.02/3,419,911.48
  6. Step 6: Final answer
    x = 2,427,844.99

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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.