Home / 2,688,408.30-4,032,612.45-2,483,121.90

Finding the Fourth Proportional to 2,688,408.30, 4,032,612.45 and 2,483,121.90

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Solution

The fourth proportional to 2,688,408.30, 4,032,612.45 and 2,483,121.90 is: 3,724,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,408.30 : 4,032,612.45 = 2,483,121.90 : x
  2. Step 2: Convert to fraction form
    2,688,408.30/4,032,612.45 = 2,483,121.90/x
  3. Step 3: Cross multiply
    2,688,408.30x = 4,032,612.45 × 2,483,121.90
  4. Step 4: Simplify right side
    2,688,408.30x = 10,013,468,288,807.65
  5. Step 5: Solve for x
    x = 10,013,468,288,807.65/2,688,408.30
  6. Step 6: Final answer
    x = 3,724,682.85

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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.