Home / 3,141,378.68-4,334,847.72-1,764,647.60

Finding the Fourth Proportional to 3,141,378.68, 4,334,847.72 and 1,764,647.60

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Solution

The fourth proportional to 3,141,378.68, 4,334,847.72 and 1,764,647.60 is: 2,435,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,378.68 : 4,334,847.72 = 1,764,647.60 : x
  2. Step 2: Convert to fraction form
    3,141,378.68/4,334,847.72 = 1,764,647.60/x
  3. Step 3: Cross multiply
    3,141,378.68x = 4,334,847.72 × 1,764,647.60
  4. Step 4: Simplify right side
    3,141,378.68x = 7,649,478,625,463.47
  5. Step 5: Solve for x
    x = 7,649,478,625,463.47/3,141,378.68
  6. Step 6: Final answer
    x = 2,435,070.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.