Home / 1,093,404.15-1,639,614.15-419,261.40

Finding the Fourth Proportional to 1,093,404.15, 1,639,614.15 and 419,261.40

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Solution

The fourth proportional to 1,093,404.15, 1,639,614.15 and 419,261.40 is: 628,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,404.15 : 1,639,614.15 = 419,261.40 : x
  2. Step 2: Convert to fraction form
    1,093,404.15/1,639,614.15 = 419,261.40/x
  3. Step 3: Cross multiply
    1,093,404.15x = 1,639,614.15 × 419,261.40
  4. Step 4: Simplify right side
    1,093,404.15x = 687,426,923,988.81
  5. Step 5: Solve for x
    x = 687,426,923,988.81/1,093,404.15
  6. Step 6: Final answer
    x = 628,703.42

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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.