Home / 2,089,485.72-3,134,454.30-891,534.60

Finding the Fourth Proportional to 2,089,485.72, 3,134,454.30 and 891,534.60

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Solution

The fourth proportional to 2,089,485.72, 3,134,454.30 and 891,534.60 is: 1,337,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,485.72 : 3,134,454.30 = 891,534.60 : x
  2. Step 2: Convert to fraction form
    2,089,485.72/3,134,454.30 = 891,534.60/x
  3. Step 3: Cross multiply
    2,089,485.72x = 3,134,454.30 × 891,534.60
  4. Step 4: Simplify right side
    2,089,485.72x = 2,794,474,460,568.78
  5. Step 5: Solve for x
    x = 2,794,474,460,568.78/2,089,485.72
  6. Step 6: Final answer
    x = 1,337,398.21

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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.