Home / 1,447,788.02-2,171,682.03-1,328,348.66

Finding the Fourth Proportional to 1,447,788.02, 2,171,682.03 and 1,328,348.66

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Solution

The fourth proportional to 1,447,788.02, 2,171,682.03 and 1,328,348.66 is: 1,992,522.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,788.02 : 2,171,682.03 = 1,328,348.66 : x
  2. Step 2: Convert to fraction form
    1,447,788.02/2,171,682.03 = 1,328,348.66/x
  3. Step 3: Cross multiply
    1,447,788.02x = 2,171,682.03 × 1,328,348.66
  4. Step 4: Simplify right side
    1,447,788.02x = 2,884,750,914,496.58
  5. Step 5: Solve for x
    x = 2,884,750,914,496.58/1,447,788.02
  6. Step 6: Final answer
    x = 1,992,522.99

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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.