Home / 3,909,931.54-5,859,500.88-2,821,765.08

Finding the Fourth Proportional to 3,909,931.54, 5,859,500.88 and 2,821,765.08

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Solution

The fourth proportional to 3,909,931.54, 5,859,500.88 and 2,821,765.08 is: 4,228,753.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,931.54 : 5,859,500.88 = 2,821,765.08 : x
  2. Step 2: Convert to fraction form
    3,909,931.54/5,859,500.88 = 2,821,765.08/x
  3. Step 3: Cross multiply
    3,909,931.54x = 5,859,500.88 × 2,821,765.08
  4. Step 4: Simplify right side
    3,909,931.54x = 16,534,134,969,413.27
  5. Step 5: Solve for x
    x = 16,534,134,969,413.27/3,909,931.54
  6. Step 6: Final answer
    x = 4,228,753.06

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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.