Home / 2,380,586.15-3,285,208.13-1,292,858.01

Finding the Fourth Proportional to 2,380,586.15, 3,285,208.13 and 1,292,858.01

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Solution

The fourth proportional to 2,380,586.15, 3,285,208.13 and 1,292,858.01 is: 1,784,143.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,586.15 : 3,285,208.13 = 1,292,858.01 : x
  2. Step 2: Convert to fraction form
    2,380,586.15/3,285,208.13 = 1,292,858.01/x
  3. Step 3: Cross multiply
    2,380,586.15x = 3,285,208.13 × 1,292,858.01
  4. Step 4: Simplify right side
    2,380,586.15x = 4,247,307,638,923.33
  5. Step 5: Solve for x
    x = 4,247,307,638,923.33/2,380,586.15
  6. Step 6: Final answer
    x = 1,784,143.64

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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.