Home / 741,685.80-1,112,528.70-733,812.60

Finding the Fourth Proportional to 741,685.80, 1,112,528.70 and 733,812.60

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Solution

The fourth proportional to 741,685.80, 1,112,528.70 and 733,812.60 is: 1,100,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,685.80 : 1,112,528.70 = 733,812.60 : x
  2. Step 2: Convert to fraction form
    741,685.80/1,112,528.70 = 733,812.60/x
  3. Step 3: Cross multiply
    741,685.80x = 1,112,528.70 × 733,812.60
  4. Step 4: Simplify right side
    741,685.80x = 816,387,577,921.62
  5. Step 5: Solve for x
    x = 816,387,577,921.62/741,685.80
  6. Step 6: Final answer
    x = 1,100,718.90

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1.5x scale

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.