Home / 5,780,428.80-8,670,643.20-2,946,076.80

Finding the Fourth Proportional to 5,780,428.80, 8,670,643.20 and 2,946,076.80

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Solution

The fourth proportional to 5,780,428.80, 8,670,643.20 and 2,946,076.80 is: 4,419,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780,428.80 : 8,670,643.20 = 2,946,076.80 : x
  2. Step 2: Convert to fraction form
    5,780,428.80/8,670,643.20 = 2,946,076.80/x
  3. Step 3: Cross multiply
    5,780,428.80x = 8,670,643.20 × 2,946,076.80
  4. Step 4: Simplify right side
    5,780,428.80x = 25,544,380,772,597.76
  5. Step 5: Solve for x
    x = 25,544,380,772,597.76/5,780,428.80
  6. Step 6: Final answer
    x = 4,419,115.20

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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.