Home / 1,254,946.56-1,731,837.24-681,986.70

Finding the Fourth Proportional to 1,254,946.56, 1,731,837.24 and 681,986.70

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Solution

The fourth proportional to 1,254,946.56, 1,731,837.24 and 681,986.70 is: 941,147.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,946.56 : 1,731,837.24 = 681,986.70 : x
  2. Step 2: Convert to fraction form
    1,254,946.56/1,731,837.24 = 681,986.70/x
  3. Step 3: Cross multiply
    1,254,946.56x = 1,731,837.24 × 681,986.70
  4. Step 4: Simplify right side
    1,254,946.56x = 1,181,089,964,244.71
  5. Step 5: Solve for x
    x = 1,181,089,964,244.71/1,254,946.56
  6. Step 6: Final answer
    x = 941,147.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.