Home / 1,410,618.75-2,115,652.69-450,816.89

Finding the Fourth Proportional to 1,410,618.75, 2,115,652.69 and 450,816.89

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Solution

The fourth proportional to 1,410,618.75, 2,115,652.69 and 450,816.89 is: 676,137.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,618.75 : 2,115,652.69 = 450,816.89 : x
  2. Step 2: Convert to fraction form
    1,410,618.75/2,115,652.69 = 450,816.89/x
  3. Step 3: Cross multiply
    1,410,618.75x = 2,115,652.69 × 450,816.89
  4. Step 4: Simplify right side
    1,410,618.75x = 953,771,969,179.66
  5. Step 5: Solve for x
    x = 953,771,969,179.66/1,410,618.75
  6. Step 6: Final answer
    x = 676,137.31

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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.