Home / 1,297,175.31-1,945,563.37-432,625.46

Finding the Fourth Proportional to 1,297,175.31, 1,945,563.37 and 432,625.46

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Solution

The fourth proportional to 1,297,175.31, 1,945,563.37 and 432,625.46 is: 648,871.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,175.31 : 1,945,563.37 = 432,625.46 : x
  2. Step 2: Convert to fraction form
    1,297,175.31/1,945,563.37 = 432,625.46/x
  3. Step 3: Cross multiply
    1,297,175.31x = 1,945,563.37 × 432,625.46
  4. Step 4: Simplify right side
    1,297,175.31x = 841,700,237,096.02
  5. Step 5: Solve for x
    x = 841,700,237,096.02/1,297,175.31
  6. Step 6: Final answer
    x = 648,871.61

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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.