Home / 1,086,570.72-1,630,167.12-525,921.12

Finding the Fourth Proportional to 1,086,570.72, 1,630,167.12 and 525,921.12

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Solution

The fourth proportional to 1,086,570.72, 1,630,167.12 and 525,921.12 is: 789,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,570.72 : 1,630,167.12 = 525,921.12 : x
  2. Step 2: Convert to fraction form
    1,086,570.72/1,630,167.12 = 525,921.12/x
  3. Step 3: Cross multiply
    1,086,570.72x = 1,630,167.12 × 525,921.12
  4. Step 4: Simplify right side
    1,086,570.72x = 857,339,317,537.58
  5. Step 5: Solve for x
    x = 857,339,317,537.58/1,086,570.72
  6. Step 6: Final answer
    x = 789,032.23

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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.