Home / 2,178,601.60-3,271,012.80-1,233,817.60

Finding the Fourth Proportional to 2,178,601.60, 3,271,012.80 and 1,233,817.60

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Solution

The fourth proportional to 2,178,601.60, 3,271,012.80 and 1,233,817.60 is: 1,852,487.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,601.60 : 3,271,012.80 = 1,233,817.60 : x
  2. Step 2: Convert to fraction form
    2,178,601.60/3,271,012.80 = 1,233,817.60/x
  3. Step 3: Cross multiply
    2,178,601.60x = 3,271,012.80 × 1,233,817.60
  4. Step 4: Simplify right side
    2,178,601.60x = 4,035,833,162,465.28
  5. Step 5: Solve for x
    x = 4,035,833,162,465.28/2,178,601.60
  6. Step 6: Final answer
    x = 1,852,487.93

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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.