Home / 1,089,723.01-1,634,568.11-490,260.85

Finding the Fourth Proportional to 1,089,723.01, 1,634,568.11 and 490,260.85

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Solution

The fourth proportional to 1,089,723.01, 1,634,568.11 and 490,260.85 is: 735,383.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,723.01 : 1,634,568.11 = 490,260.85 : x
  2. Step 2: Convert to fraction form
    1,089,723.01/1,634,568.11 = 490,260.85/x
  3. Step 3: Cross multiply
    1,089,723.01x = 1,634,568.11 × 490,260.85
  4. Step 4: Simplify right side
    1,089,723.01x = 801,364,748,540.19
  5. Step 5: Solve for x
    x = 801,364,748,540.19/1,089,723.01
  6. Step 6: Final answer
    x = 735,383.89

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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.