Home / 3,221,908.08-4,445,126.80-1,997,773.08

Finding the Fourth Proportional to 3,221,908.08, 4,445,126.80 and 1,997,773.08

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Solution

The fourth proportional to 3,221,908.08, 4,445,126.80 and 1,997,773.08 is: 2,756,240.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,908.08 : 4,445,126.80 = 1,997,773.08 : x
  2. Step 2: Convert to fraction form
    3,221,908.08/4,445,126.80 = 1,997,773.08/x
  3. Step 3: Cross multiply
    3,221,908.08x = 4,445,126.80 × 1,997,773.08
  4. Step 4: Simplify right side
    3,221,908.08x = 8,880,354,658,226.55
  5. Step 5: Solve for x
    x = 8,880,354,658,226.55/3,221,908.08
  6. Step 6: Final answer
    x = 2,756,240.85

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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.