Home / 2,697,339.12-4,044,670.20-991,413.60

Finding the Fourth Proportional to 2,697,339.12, 4,044,670.20 and 991,413.60

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Solution

The fourth proportional to 2,697,339.12, 4,044,670.20 and 991,413.60 is: 1,486,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,339.12 : 4,044,670.20 = 991,413.60 : x
  2. Step 2: Convert to fraction form
    2,697,339.12/4,044,670.20 = 991,413.60/x
  3. Step 3: Cross multiply
    2,697,339.12x = 4,044,670.20 × 991,413.60
  4. Step 4: Simplify right side
    2,697,339.12x = 4,009,941,043,794.72
  5. Step 5: Solve for x
    x = 4,009,941,043,794.72/2,697,339.12
  6. Step 6: Final answer
    x = 1,486,628.44

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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.