Home / 1,289,297.70-1,933,266.15-436,076.10

Finding the Fourth Proportional to 1,289,297.70, 1,933,266.15 and 436,076.10

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Solution

The fourth proportional to 1,289,297.70, 1,933,266.15 and 436,076.10 is: 653,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,297.70 : 1,933,266.15 = 436,076.10 : x
  2. Step 2: Convert to fraction form
    1,289,297.70/1,933,266.15 = 436,076.10/x
  3. Step 3: Cross multiply
    1,289,297.70x = 1,933,266.15 × 436,076.10
  4. Step 4: Simplify right side
    1,289,297.70x = 843,051,162,954.02
  5. Step 5: Solve for x
    x = 843,051,162,954.02/1,289,297.70
  6. Step 6: Final answer
    x = 653,884.02

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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.