Home / 1,089,277.04-1,631,116.20-667,273.52

Finding the Fourth Proportional to 1,089,277.04, 1,631,116.20 and 667,273.52

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Solution

The fourth proportional to 1,089,277.04, 1,631,116.20 and 667,273.52 is: 999,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,277.04 : 1,631,116.20 = 667,273.52 : x
  2. Step 2: Convert to fraction form
    1,089,277.04/1,631,116.20 = 667,273.52/x
  3. Step 3: Cross multiply
    1,089,277.04x = 1,631,116.20 × 667,273.52
  4. Step 4: Simplify right side
    1,089,277.04x = 1,088,400,648,303.02
  5. Step 5: Solve for x
    x = 1,088,400,648,303.02/1,089,277.04
  6. Step 6: Final answer
    x = 999,195.44

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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.