Home / 1,410,482.76-2,115,658.45-345,468.43

Finding the Fourth Proportional to 1,410,482.76, 2,115,658.45 and 345,468.43

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Solution

The fourth proportional to 1,410,482.76, 2,115,658.45 and 345,468.43 is: 518,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,482.76 : 2,115,658.45 = 345,468.43 : x
  2. Step 2: Convert to fraction form
    1,410,482.76/2,115,658.45 = 345,468.43/x
  3. Step 3: Cross multiply
    1,410,482.76x = 2,115,658.45 × 345,468.43
  4. Step 4: Simplify right side
    1,410,482.76x = 730,893,203,137.73
  5. Step 5: Solve for x
    x = 730,893,203,137.73/1,410,482.76
  6. Step 6: Final answer
    x = 518,186.56

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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.