Home / 1,122,080.55-1,683,286.92-412,053.23

Finding the Fourth Proportional to 1,122,080.55, 1,683,286.92 and 412,053.23

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Solution

The fourth proportional to 1,122,080.55, 1,683,286.92 and 412,053.23 is: 618,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,080.55 : 1,683,286.92 = 412,053.23 : x
  2. Step 2: Convert to fraction form
    1,122,080.55/1,683,286.92 = 412,053.23/x
  3. Step 3: Cross multiply
    1,122,080.55x = 1,683,286.92 × 412,053.23
  4. Step 4: Simplify right side
    1,122,080.55x = 693,603,807,142.48
  5. Step 5: Solve for x
    x = 693,603,807,142.48/1,122,080.55
  6. Step 6: Final answer
    x = 618,140.84

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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.