Home / 1,073,968.60-1,609,109.70-511,792.60

Finding the Fourth Proportional to 1,073,968.60, 1,609,109.70 and 511,792.60

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Solution

The fourth proportional to 1,073,968.60, 1,609,109.70 and 511,792.60 is: 766,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,968.60 : 1,609,109.70 = 511,792.60 : x
  2. Step 2: Convert to fraction form
    1,073,968.60/1,609,109.70 = 511,792.60/x
  3. Step 3: Cross multiply
    1,073,968.60x = 1,609,109.70 × 511,792.60
  4. Step 4: Simplify right side
    1,073,968.60x = 823,530,437,048.22
  5. Step 5: Solve for x
    x = 823,530,437,048.22/1,073,968.60
  6. Step 6: Final answer
    x = 766,810.54

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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.