Home / 3,156,021.70-4,734,032.55-2,022,280.90

Finding the Fourth Proportional to 3,156,021.70, 4,734,032.55 and 2,022,280.90

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Solution

The fourth proportional to 3,156,021.70, 4,734,032.55 and 2,022,280.90 is: 3,033,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,021.70 : 4,734,032.55 = 2,022,280.90 : x
  2. Step 2: Convert to fraction form
    3,156,021.70/4,734,032.55 = 2,022,280.90/x
  3. Step 3: Cross multiply
    3,156,021.70x = 4,734,032.55 × 2,022,280.90
  4. Step 4: Simplify right side
    3,156,021.70x = 9,573,543,605,843.30
  5. Step 5: Solve for x
    x = 9,573,543,605,843.30/3,156,021.70
  6. Step 6: Final answer
    x = 3,033,421.35

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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.