Home / 943,399.80-1,411,989.30-731,892.60

Finding the Fourth Proportional to 943,399.80, 1,411,989.30 and 731,892.60

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Solution

The fourth proportional to 943,399.80, 1,411,989.30 and 731,892.60 is: 1,095,425.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,399.80 : 1,411,989.30 = 731,892.60 : x
  2. Step 2: Convert to fraction form
    943,399.80/1,411,989.30 = 731,892.60/x
  3. Step 3: Cross multiply
    943,399.80x = 1,411,989.30 × 731,892.60
  4. Step 4: Simplify right side
    943,399.80x = 1,033,424,519,949.18
  5. Step 5: Solve for x
    x = 1,033,424,519,949.18/943,399.80
  6. Step 6: Final answer
    x = 1,095,425.84

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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.