Home / 945,696.47-1,419,509.68-692,224.04

Finding the Fourth Proportional to 945,696.47, 1,419,509.68 and 692,224.04

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Solution

The fourth proportional to 945,696.47, 1,419,509.68 and 692,224.04 is: 1,039,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,696.47 : 1,419,509.68 = 692,224.04 : x
  2. Step 2: Convert to fraction form
    945,696.47/1,419,509.68 = 692,224.04/x
  3. Step 3: Cross multiply
    945,696.47x = 1,419,509.68 × 692,224.04
  4. Step 4: Simplify right side
    945,696.47x = 982,618,727,326.92
  5. Step 5: Solve for x
    x = 982,618,727,326.92/945,696.47
  6. Step 6: Final answer
    x = 1,039,042.40

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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.