Home / 2,362,200.30-3,259,835.55-1,289,112.30

Finding the Fourth Proportional to 2,362,200.30, 3,259,835.55 and 1,289,112.30

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Solution

The fourth proportional to 2,362,200.30, 3,259,835.55 and 1,289,112.30 is: 1,778,974.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362,200.30 : 3,259,835.55 = 1,289,112.30 : x
  2. Step 2: Convert to fraction form
    2,362,200.30/3,259,835.55 = 1,289,112.30/x
  3. Step 3: Cross multiply
    2,362,200.30x = 3,259,835.55 × 1,289,112.30
  4. Step 4: Simplify right side
    2,362,200.30x = 4,202,294,103,482.27
  5. Step 5: Solve for x
    x = 4,202,294,103,482.27/2,362,200.30
  6. Step 6: Final answer
    x = 1,778,974.50

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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.