Home / 1,410,584.68-2,115,877.10-345,617.56

Finding the Fourth Proportional to 1,410,584.68, 2,115,877.10 and 345,617.56

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Solution

The fourth proportional to 1,410,584.68, 2,115,877.10 and 345,617.56 is: 518,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,584.68 : 2,115,877.10 = 345,617.56 : x
  2. Step 2: Convert to fraction form
    1,410,584.68/2,115,877.10 = 345,617.56/x
  3. Step 3: Cross multiply
    1,410,584.68x = 2,115,877.10 × 345,617.56
  4. Step 4: Simplify right side
    1,410,584.68x = 731,284,280,561.88
  5. Step 5: Solve for x
    x = 731,284,280,561.88/1,410,584.68
  6. Step 6: Final answer
    x = 518,426.36

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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.