Home / 1,767,175.84-2,650,851.24-505,189.36

Finding the Fourth Proportional to 1,767,175.84, 2,650,851.24 and 505,189.36

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Solution

The fourth proportional to 1,767,175.84, 2,650,851.24 and 505,189.36 is: 757,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,175.84 : 2,650,851.24 = 505,189.36 : x
  2. Step 2: Convert to fraction form
    1,767,175.84/2,650,851.24 = 505,189.36/x
  3. Step 3: Cross multiply
    1,767,175.84x = 2,650,851.24 × 505,189.36
  4. Step 4: Simplify right side
    1,767,175.84x = 1,339,181,841,390.81
  5. Step 5: Solve for x
    x = 1,339,181,841,390.81/1,767,175.84
  6. Step 6: Final answer
    x = 757,809.05

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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.