Home / 3,221,438.64-4,445,491.32-1,771,132.56

Finding the Fourth Proportional to 3,221,438.64, 4,445,491.32 and 1,771,132.56

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Solution

The fourth proportional to 3,221,438.64, 4,445,491.32 and 1,771,132.56 is: 2,444,111.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,438.64 : 4,445,491.32 = 1,771,132.56 : x
  2. Step 2: Convert to fraction form
    3,221,438.64/4,445,491.32 = 1,771,132.56/x
  3. Step 3: Cross multiply
    3,221,438.64x = 4,445,491.32 × 1,771,132.56
  4. Step 4: Simplify right side
    3,221,438.64x = 7,873,554,422,049.38
  5. Step 5: Solve for x
    x = 7,873,554,422,049.38/3,221,438.64
  6. Step 6: Final answer
    x = 2,444,111.25

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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.