Home / 1,452,308.20-2,176,907.10-653,453.80

Finding the Fourth Proportional to 1,452,308.20, 2,176,907.10 and 653,453.80

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Solution

The fourth proportional to 1,452,308.20, 2,176,907.10 and 653,453.80 is: 979,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,308.20 : 2,176,907.10 = 653,453.80 : x
  2. Step 2: Convert to fraction form
    1,452,308.20/2,176,907.10 = 653,453.80/x
  3. Step 3: Cross multiply
    1,452,308.20x = 2,176,907.10 × 653,453.80
  4. Step 4: Simplify right side
    1,452,308.20x = 1,422,508,216,741.98
  5. Step 5: Solve for x
    x = 1,422,508,216,741.98/1,452,308.20
  6. Step 6: Final answer
    x = 979,480.95

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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.