Home / 3,258,835.80-4,890,003.30-1,365,768.60

Finding the Fourth Proportional to 3,258,835.80, 4,890,003.30 and 1,365,768.60

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Solution

The fourth proportional to 3,258,835.80, 4,890,003.30 and 1,365,768.60 is: 2,049,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,835.80 : 4,890,003.30 = 1,365,768.60 : x
  2. Step 2: Convert to fraction form
    3,258,835.80/4,890,003.30 = 1,365,768.60/x
  3. Step 3: Cross multiply
    3,258,835.80x = 4,890,003.30 × 1,365,768.60
  4. Step 4: Simplify right side
    3,258,835.80x = 6,678,612,961,036.38
  5. Step 5: Solve for x
    x = 6,678,612,961,036.38/3,258,835.80
  6. Step 6: Final answer
    x = 2,049,386.15

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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.