Home / 2,383,953-3,289,855.18-1,310,865

Finding the Fourth Proportional to 2,383,953, 3,289,855.18 and 1,310,865

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Solution

The fourth proportional to 2,383,953, 3,289,855.18 and 1,310,865 is: 1,808,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383,953 : 3,289,855.18 = 1,310,865 : x
  2. Step 2: Convert to fraction form
    2,383,953/3,289,855.18 = 1,310,865/x
  3. Step 3: Cross multiply
    2,383,953x = 3,289,855.18 × 1,310,865
  4. Step 4: Simplify right side
    2,383,953x = 4,312,556,010,530.70
  5. Step 5: Solve for x
    x = 4,312,556,010,530.70/2,383,953
  6. Step 6: Final answer
    x = 1,808,993.72

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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.