Home / 1,175,740.80-1,760,986.80-907,395.90

Finding the Fourth Proportional to 1,175,740.80, 1,760,986.80 and 907,395.90

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Solution

The fourth proportional to 1,175,740.80, 1,760,986.80 and 907,395.90 is: 1,359,068.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,740.80 : 1,760,986.80 = 907,395.90 : x
  2. Step 2: Convert to fraction form
    1,175,740.80/1,760,986.80 = 907,395.90/x
  3. Step 3: Cross multiply
    1,175,740.80x = 1,760,986.80 × 907,395.90
  4. Step 4: Simplify right side
    1,175,740.80x = 1,597,912,202,274.12
  5. Step 5: Solve for x
    x = 1,597,912,202,274.12/1,175,740.80
  6. Step 6: Final answer
    x = 1,359,068.43

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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.