Home / 1,598,185.85-2,205,563.51-919,122.89

Finding the Fourth Proportional to 1,598,185.85, 2,205,563.51 and 919,122.89

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Solution

The fourth proportional to 1,598,185.85, 2,205,563.51 and 919,122.89 is: 1,268,428.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,185.85 : 2,205,563.51 = 919,122.89 : x
  2. Step 2: Convert to fraction form
    1,598,185.85/2,205,563.51 = 919,122.89/x
  3. Step 3: Cross multiply
    1,598,185.85x = 2,205,563.51 × 919,122.89
  4. Step 4: Simplify right side
    1,598,185.85x = 2,027,183,907,389.74
  5. Step 5: Solve for x
    x = 2,027,183,907,389.74/1,598,185.85
  6. Step 6: Final answer
    x = 1,268,428.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.