Home / 1,199,685.55-1,799,528.31-400,967.09

Finding the Fourth Proportional to 1,199,685.55, 1,799,528.31 and 400,967.09

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Solution

The fourth proportional to 1,199,685.55, 1,799,528.31 and 400,967.09 is: 601,450.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,685.55 : 1,799,528.31 = 400,967.09 : x
  2. Step 2: Convert to fraction form
    1,199,685.55/1,799,528.31 = 400,967.09/x
  3. Step 3: Cross multiply
    1,199,685.55x = 1,799,528.31 × 400,967.09
  4. Step 4: Simplify right side
    1,199,685.55x = 721,551,628,830.90
  5. Step 5: Solve for x
    x = 721,551,628,830.90/1,199,685.55
  6. Step 6: Final answer
    x = 601,450.63

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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.