Home / 1,969,416-2,716,444.44-1,205,846.64

Finding the Fourth Proportional to 1,969,416, 2,716,444.44 and 1,205,846.64

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Solution

The fourth proportional to 1,969,416, 2,716,444.44 and 1,205,846.64 is: 1,663,242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,416 : 2,716,444.44 = 1,205,846.64 : x
  2. Step 2: Convert to fraction form
    1,969,416/2,716,444.44 = 1,205,846.64/x
  3. Step 3: Cross multiply
    1,969,416x = 2,716,444.44 × 1,205,846.64
  4. Step 4: Simplify right side
    1,969,416x = 3,275,615,400,720.68
  5. Step 5: Solve for x
    x = 3,275,615,400,720.68/1,969,416
  6. Step 6: Final answer
    x = 1,663,242.00

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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.