Home / 2,413,658.20-3,622,820.10-1,216,931.80

Finding the Fourth Proportional to 2,413,658.20, 3,622,820.10 and 1,216,931.80

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Solution

The fourth proportional to 2,413,658.20, 3,622,820.10 and 1,216,931.80 is: 1,826,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413,658.20 : 3,622,820.10 = 1,216,931.80 : x
  2. Step 2: Convert to fraction form
    2,413,658.20/3,622,820.10 = 1,216,931.80/x
  3. Step 3: Cross multiply
    2,413,658.20x = 3,622,820.10 × 1,216,931.80
  4. Step 4: Simplify right side
    2,413,658.20x = 4,408,724,985,369.18
  5. Step 5: Solve for x
    x = 4,408,724,985,369.18/2,413,658.20
  6. Step 6: Final answer
    x = 1,826,573.86

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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.