Home / 3,485,490.69-5,228,240.10-1,089,347.88

Finding the Fourth Proportional to 3,485,490.69, 5,228,240.10 and 1,089,347.88

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Solution

The fourth proportional to 3,485,490.69, 5,228,240.10 and 1,089,347.88 is: 1,634,023.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,490.69 : 5,228,240.10 = 1,089,347.88 : x
  2. Step 2: Convert to fraction form
    3,485,490.69/5,228,240.10 = 1,089,347.88/x
  3. Step 3: Cross multiply
    3,485,490.69x = 5,228,240.10 × 1,089,347.88
  4. Step 4: Simplify right side
    3,485,490.69x = 5,695,372,242,924.79
  5. Step 5: Solve for x
    x = 5,695,372,242,924.79/3,485,490.69
  6. Step 6: Final answer
    x = 1,634,023.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.