Home / 3,500,106.75-4,830,150.56-1,890,474.75

Finding the Fourth Proportional to 3,500,106.75, 4,830,150.56 and 1,890,474.75

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Solution

The fourth proportional to 3,500,106.75, 4,830,150.56 and 1,890,474.75 is: 2,608,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,106.75 : 4,830,150.56 = 1,890,474.75 : x
  2. Step 2: Convert to fraction form
    3,500,106.75/4,830,150.56 = 1,890,474.75/x
  3. Step 3: Cross multiply
    3,500,106.75x = 4,830,150.56 × 1,890,474.75
  4. Step 4: Simplify right side
    3,500,106.75x = 9,131,277,662,925.99
  5. Step 5: Solve for x
    x = 9,131,277,662,925.99/3,500,106.75
  6. Step 6: Final answer
    x = 2,608,856.90

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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.