Home / 1,293,670.90-1,940,506.35-1,235,610.10

Finding the Fourth Proportional to 1,293,670.90, 1,940,506.35 and 1,235,610.10

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Solution

The fourth proportional to 1,293,670.90, 1,940,506.35 and 1,235,610.10 is: 1,853,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,670.90 : 1,940,506.35 = 1,235,610.10 : x
  2. Step 2: Convert to fraction form
    1,293,670.90/1,940,506.35 = 1,235,610.10/x
  3. Step 3: Cross multiply
    1,293,670.90x = 1,940,506.35 × 1,235,610.10
  4. Step 4: Simplify right side
    1,293,670.90x = 2,397,709,245,174.14
  5. Step 5: Solve for x
    x = 2,397,709,245,174.14/1,293,670.90
  6. Step 6: Final answer
    x = 1,853,415.15

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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.