Home / 1,198,954.85-1,798,199.00-345,966.53

Finding the Fourth Proportional to 1,198,954.85, 1,798,199.00 and 345,966.53

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Solution

The fourth proportional to 1,198,954.85, 1,798,199.00 and 345,966.53 is: 518,882.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,954.85 : 1,798,199.00 = 345,966.53 : x
  2. Step 2: Convert to fraction form
    1,198,954.85/1,798,199.00 = 345,966.53/x
  3. Step 3: Cross multiply
    1,198,954.85x = 1,798,199.00 × 345,966.53
  4. Step 4: Simplify right side
    1,198,954.85x = 622,116,666,549.64
  5. Step 5: Solve for x
    x = 622,116,666,549.64/1,198,954.85
  6. Step 6: Final answer
    x = 518,882.48

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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.