Home / 3,634,249.22-5,015,242.22-1,980,393.35

Finding the Fourth Proportional to 3,634,249.22, 5,015,242.22 and 1,980,393.35

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Solution

The fourth proportional to 3,634,249.22, 5,015,242.22 and 1,980,393.35 is: 2,732,930.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,249.22 : 5,015,242.22 = 1,980,393.35 : x
  2. Step 2: Convert to fraction form
    3,634,249.22/5,015,242.22 = 1,980,393.35/x
  3. Step 3: Cross multiply
    3,634,249.22x = 5,015,242.22 × 1,980,393.35
  4. Step 4: Simplify right side
    3,634,249.22x = 9,932,152,345,499.51
  5. Step 5: Solve for x
    x = 9,932,152,345,499.51/3,634,249.22
  6. Step 6: Final answer
    x = 2,732,930.99

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1.5x scale

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.