Home / 3,559,692.60-4,911,019.83-2,631,628.80

Finding the Fourth Proportional to 3,559,692.60, 4,911,019.83 and 2,631,628.80

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Solution

The fourth proportional to 3,559,692.60, 4,911,019.83 and 2,631,628.80 is: 3,630,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,692.60 : 4,911,019.83 = 2,631,628.80 : x
  2. Step 2: Convert to fraction form
    3,559,692.60/4,911,019.83 = 2,631,628.80/x
  3. Step 3: Cross multiply
    3,559,692.60x = 4,911,019.83 × 2,631,628.80
  4. Step 4: Simplify right side
    3,559,692.60x = 12,923,981,221,999.10
  5. Step 5: Solve for x
    x = 12,923,981,221,999.10/3,559,692.60
  6. Step 6: Final answer
    x = 3,630,645.30

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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.