Home / 2,090,764.90-3,136,147.35-1,293,603.40

Finding the Fourth Proportional to 2,090,764.90, 3,136,147.35 and 1,293,603.40

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Solution

The fourth proportional to 2,090,764.90, 3,136,147.35 and 1,293,603.40 is: 1,940,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,764.90 : 3,136,147.35 = 1,293,603.40 : x
  2. Step 2: Convert to fraction form
    2,090,764.90/3,136,147.35 = 1,293,603.40/x
  3. Step 3: Cross multiply
    2,090,764.90x = 3,136,147.35 × 1,293,603.40
  4. Step 4: Simplify right side
    2,090,764.90x = 4,056,930,874,860.99
  5. Step 5: Solve for x
    x = 4,056,930,874,860.99/2,090,764.90
  6. Step 6: Final answer
    x = 1,940,405.10

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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.