Home / 1,202,156.28-1,658,975.64-692,891.46

Finding the Fourth Proportional to 1,202,156.28, 1,658,975.64 and 692,891.46

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Solution

The fourth proportional to 1,202,156.28, 1,658,975.64 and 692,891.46 is: 956,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,156.28 : 1,658,975.64 = 692,891.46 : x
  2. Step 2: Convert to fraction form
    1,202,156.28/1,658,975.64 = 692,891.46/x
  3. Step 3: Cross multiply
    1,202,156.28x = 1,658,975.64 × 692,891.46
  4. Step 4: Simplify right side
    1,202,156.28x = 1,149,490,053,304.03
  5. Step 5: Solve for x
    x = 1,149,490,053,304.03/1,202,156.28
  6. Step 6: Final answer
    x = 956,190.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.