Home / 1,393,922.81-2,090,884.31-495,400.01

Finding the Fourth Proportional to 1,393,922.81, 2,090,884.31 and 495,400.01

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Solution

The fourth proportional to 1,393,922.81, 2,090,884.31 and 495,400.01 is: 743,100.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,922.81 : 2,090,884.31 = 495,400.01 : x
  2. Step 2: Convert to fraction form
    1,393,922.81/2,090,884.31 = 495,400.01/x
  3. Step 3: Cross multiply
    1,393,922.81x = 2,090,884.31 × 495,400.01
  4. Step 4: Simplify right side
    1,393,922.81x = 1,035,824,095,151.42
  5. Step 5: Solve for x
    x = 1,035,824,095,151.42/1,393,922.81
  6. Step 6: Final answer
    x = 743,100.04

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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.