Home / 1,175,400.54-1,762,513.29-543,773.34

Finding the Fourth Proportional to 1,175,400.54, 1,762,513.29 and 543,773.34

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Solution

The fourth proportional to 1,175,400.54, 1,762,513.29 and 543,773.34 is: 815,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,400.54 : 1,762,513.29 = 543,773.34 : x
  2. Step 2: Convert to fraction form
    1,175,400.54/1,762,513.29 = 543,773.34/x
  3. Step 3: Cross multiply
    1,175,400.54x = 1,762,513.29 × 543,773.34
  4. Step 4: Simplify right side
    1,175,400.54x = 958,407,738,497.69
  5. Step 5: Solve for x
    x = 958,407,738,497.69/1,175,400.54
  6. Step 6: Final answer
    x = 815,388.21

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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.