Home / 1,057,918.41-1,586,540.60-347,782.77

Finding the Fourth Proportional to 1,057,918.41, 1,586,540.60 and 347,782.77

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Solution

The fourth proportional to 1,057,918.41, 1,586,540.60 and 347,782.77 is: 521,563.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,918.41 : 1,586,540.60 = 347,782.77 : x
  2. Step 2: Convert to fraction form
    1,057,918.41/1,586,540.60 = 347,782.77/x
  3. Step 3: Cross multiply
    1,057,918.41x = 1,586,540.60 × 347,782.77
  4. Step 4: Simplify right side
    1,057,918.41x = 551,771,482,846.55
  5. Step 5: Solve for x
    x = 551,771,482,846.55/1,057,918.41
  6. Step 6: Final answer
    x = 521,563.36

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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.