Home / 1,410,620.88-2,115,655.88-450,819.02

Finding the Fourth Proportional to 1,410,620.88, 2,115,655.88 and 450,819.02

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Solution

The fourth proportional to 1,410,620.88, 2,115,655.88 and 450,819.02 is: 676,140.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,620.88 : 2,115,655.88 = 450,819.02 : x
  2. Step 2: Convert to fraction form
    1,410,620.88/2,115,655.88 = 450,819.02/x
  3. Step 3: Cross multiply
    1,410,620.88x = 2,115,655.88 × 450,819.02
  4. Step 4: Simplify right side
    1,410,620.88x = 953,777,910,478.84
  5. Step 5: Solve for x
    x = 953,777,910,478.84/1,410,620.88
  6. Step 6: Final answer
    x = 676,140.50

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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.