Home / 3,907,921.60-5,860,132.80-1,776,908.80

Finding the Fourth Proportional to 3,907,921.60, 5,860,132.80 and 1,776,908.80

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Solution

The fourth proportional to 3,907,921.60, 5,860,132.80 and 1,776,908.80 is: 2,664,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,921.60 : 5,860,132.80 = 1,776,908.80 : x
  2. Step 2: Convert to fraction form
    3,907,921.60/5,860,132.80 = 1,776,908.80/x
  3. Step 3: Cross multiply
    3,907,921.60x = 5,860,132.80 × 1,776,908.80
  4. Step 4: Simplify right side
    3,907,921.60x = 10,412,921,541,488.64
  5. Step 5: Solve for x
    x = 10,412,921,541,488.64/3,907,921.60
  6. Step 6: Final answer
    x = 2,664,567.67

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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.