Home / 1,217,730.60-1,826,855.10-376,367.40

Finding the Fourth Proportional to 1,217,730.60, 1,826,855.10 and 376,367.40

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Solution

The fourth proportional to 1,217,730.60, 1,826,855.10 and 376,367.40 is: 564,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,730.60 : 1,826,855.10 = 376,367.40 : x
  2. Step 2: Convert to fraction form
    1,217,730.60/1,826,855.10 = 376,367.40/x
  3. Step 3: Cross multiply
    1,217,730.60x = 1,826,855.10 × 376,367.40
  4. Step 4: Simplify right side
    1,217,730.60x = 687,568,704,163.74
  5. Step 5: Solve for x
    x = 687,568,704,163.74/1,217,730.60
  6. Step 6: Final answer
    x = 564,631.21

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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.