Home / 1,410,773.52-2,116,131.12-345,821.16

Finding the Fourth Proportional to 1,410,773.52, 2,116,131.12 and 345,821.16

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Solution

The fourth proportional to 1,410,773.52, 2,116,131.12 and 345,821.16 is: 518,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,773.52 : 2,116,131.12 = 345,821.16 : x
  2. Step 2: Convert to fraction form
    1,410,773.52/2,116,131.12 = 345,821.16/x
  3. Step 3: Cross multiply
    1,410,773.52x = 2,116,131.12 × 345,821.16
  4. Step 4: Simplify right side
    1,410,773.52x = 731,802,918,630.50
  5. Step 5: Solve for x
    x = 731,802,918,630.50/1,410,773.52
  6. Step 6: Final answer
    x = 518,724.59

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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.