Home / 1,803,245.67-2,488,479.03-1,039,348.44

Finding the Fourth Proportional to 1,803,245.67, 2,488,479.03 and 1,039,348.44

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Solution

The fourth proportional to 1,803,245.67, 2,488,479.03 and 1,039,348.44 is: 1,434,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,245.67 : 2,488,479.03 = 1,039,348.44 : x
  2. Step 2: Convert to fraction form
    1,803,245.67/2,488,479.03 = 1,039,348.44/x
  3. Step 3: Cross multiply
    1,803,245.67x = 2,488,479.03 × 1,039,348.44
  4. Step 4: Simplify right side
    1,803,245.67x = 2,586,396,797,803.21
  5. Step 5: Solve for x
    x = 2,586,396,797,803.21/1,803,245.67
  6. Step 6: Final answer
    x = 1,434,300.85

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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.