Home / 2,661,204.30-3,994,647.11-1,145,637.60

Finding the Fourth Proportional to 2,661,204.30, 3,994,647.11 and 1,145,637.60

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Solution

The fourth proportional to 2,661,204.30, 3,994,647.11 and 1,145,637.60 is: 1,719,679.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,204.30 : 3,994,647.11 = 1,145,637.60 : x
  2. Step 2: Convert to fraction form
    2,661,204.30/3,994,647.11 = 1,145,637.60/x
  3. Step 3: Cross multiply
    2,661,204.30x = 3,994,647.11 × 1,145,637.60
  4. Step 4: Simplify right side
    2,661,204.30x = 4,576,417,927,947.34
  5. Step 5: Solve for x
    x = 4,576,417,927,947.34/2,661,204.30
  6. Step 6: Final answer
    x = 1,719,679.29

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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.