Home / 3,038,904.18-4,193,797.41-1,680,786.90

Finding the Fourth Proportional to 3,038,904.18, 4,193,797.41 and 1,680,786.90

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Solution

The fourth proportional to 3,038,904.18, 4,193,797.41 and 1,680,786.90 is: 2,319,546.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,904.18 : 4,193,797.41 = 1,680,786.90 : x
  2. Step 2: Convert to fraction form
    3,038,904.18/4,193,797.41 = 1,680,786.90/x
  3. Step 3: Cross multiply
    3,038,904.18x = 4,193,797.41 × 1,680,786.90
  4. Step 4: Simplify right side
    3,038,904.18x = 7,048,879,747,981.93
  5. Step 5: Solve for x
    x = 7,048,879,747,981.93/3,038,904.18
  6. Step 6: Final answer
    x = 2,319,546.56

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1.5x scale

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.