Home / 1,089,274.04-1,631,111.70-667,270.52

Finding the Fourth Proportional to 1,089,274.04, 1,631,111.70 and 667,270.52

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Solution

The fourth proportional to 1,089,274.04, 1,631,111.70 and 667,270.52 is: 999,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,274.04 : 1,631,111.70 = 667,270.52 : x
  2. Step 2: Convert to fraction form
    1,089,274.04/1,631,111.70 = 667,270.52/x
  3. Step 3: Cross multiply
    1,089,274.04x = 1,631,111.70 × 667,270.52
  4. Step 4: Simplify right side
    1,089,274.04x = 1,088,392,752,237.08
  5. Step 5: Solve for x
    x = 1,088,392,752,237.08/1,089,274.04
  6. Step 6: Final answer
    x = 999,190.94

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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.