Home / 1,682,556.40-2,523,834.60-783,699.40

Finding the Fourth Proportional to 1,682,556.40, 2,523,834.60 and 783,699.40

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Solution

The fourth proportional to 1,682,556.40, 2,523,834.60 and 783,699.40 is: 1,175,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,556.40 : 2,523,834.60 = 783,699.40 : x
  2. Step 2: Convert to fraction form
    1,682,556.40/2,523,834.60 = 783,699.40/x
  3. Step 3: Cross multiply
    1,682,556.40x = 2,523,834.60 × 783,699.40
  4. Step 4: Simplify right side
    1,682,556.40x = 1,977,927,661,719.24
  5. Step 5: Solve for x
    x = 1,977,927,661,719.24/1,682,556.40
  6. Step 6: Final answer
    x = 1,175,549.10

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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.