Home / 1,197,105.49-1,795,259.88-387,297.58

Finding the Fourth Proportional to 1,197,105.49, 1,795,259.88 and 387,297.58

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Solution

The fourth proportional to 1,197,105.49, 1,795,259.88 and 387,297.58 is: 580,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,105.49 : 1,795,259.88 = 387,297.58 : x
  2. Step 2: Convert to fraction form
    1,197,105.49/1,795,259.88 = 387,297.58/x
  3. Step 3: Cross multiply
    1,197,105.49x = 1,795,259.88 × 387,297.58
  4. Step 4: Simplify right side
    1,197,105.49x = 695,299,806,995.09
  5. Step 5: Solve for x
    x = 695,299,806,995.09/1,197,105.49
  6. Step 6: Final answer
    x = 580,817.49

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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.