Home / 1,271,040.84-1,906,559.28-324,411.48

Finding the Fourth Proportional to 1,271,040.84, 1,906,559.28 and 324,411.48

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Solution

The fourth proportional to 1,271,040.84, 1,906,559.28 and 324,411.48 is: 486,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,040.84 : 1,906,559.28 = 324,411.48 : x
  2. Step 2: Convert to fraction form
    1,271,040.84/1,906,559.28 = 324,411.48/x
  3. Step 3: Cross multiply
    1,271,040.84x = 1,906,559.28 × 324,411.48
  4. Step 4: Simplify right side
    1,271,040.84x = 618,509,717,732.53
  5. Step 5: Solve for x
    x = 618,509,717,732.53/1,271,040.84
  6. Step 6: Final answer
    x = 486,616.71

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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.