Home / 1,667,430.78-2,301,847.83-1,117,094.10

Finding the Fourth Proportional to 1,667,430.78, 2,301,847.83 and 1,117,094.10

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Solution

The fourth proportional to 1,667,430.78, 2,301,847.83 and 1,117,094.10 is: 1,542,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,430.78 : 2,301,847.83 = 1,117,094.10 : x
  2. Step 2: Convert to fraction form
    1,667,430.78/2,301,847.83 = 1,117,094.10/x
  3. Step 3: Cross multiply
    1,667,430.78x = 2,301,847.83 × 1,117,094.10
  4. Step 4: Simplify right side
    1,667,430.78x = 2,571,380,629,990.80
  5. Step 5: Solve for x
    x = 2,571,380,629,990.80/1,667,430.78
  6. Step 6: Final answer
    x = 1,542,121.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.