Home / 3,072,240.68-4,237,295.66-1,969,777.47

Finding the Fourth Proportional to 3,072,240.68, 4,237,295.66 and 1,969,777.47

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Solution

The fourth proportional to 3,072,240.68, 4,237,295.66 and 1,969,777.47 is: 2,716,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,240.68 : 4,237,295.66 = 1,969,777.47 : x
  2. Step 2: Convert to fraction form
    3,072,240.68/4,237,295.66 = 1,969,777.47/x
  3. Step 3: Cross multiply
    3,072,240.68x = 4,237,295.66 × 1,969,777.47
  4. Step 4: Simplify right side
    3,072,240.68x = 8,346,529,538,224.42
  5. Step 5: Solve for x
    x = 8,346,529,538,224.42/3,072,240.68
  6. Step 6: Final answer
    x = 2,716,756.40

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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.