Home / 1,305,398.64-1,958,214.60-406,848

Finding the Fourth Proportional to 1,305,398.64, 1,958,214.60 and 406,848

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Solution

The fourth proportional to 1,305,398.64, 1,958,214.60 and 406,848 is: 610,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,398.64 : 1,958,214.60 = 406,848 : x
  2. Step 2: Convert to fraction form
    1,305,398.64/1,958,214.60 = 406,848/x
  3. Step 3: Cross multiply
    1,305,398.64x = 1,958,214.60 × 406,848
  4. Step 4: Simplify right side
    1,305,398.64x = 796,695,693,580.80
  5. Step 5: Solve for x
    x = 796,695,693,580.80/1,305,398.64
  6. Step 6: Final answer
    x = 610,308.35

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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.