Home / 3,147,653.40-4,719,147.30-1,349,064.60

Finding the Fourth Proportional to 3,147,653.40, 4,719,147.30 and 1,349,064.60

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Solution

The fourth proportional to 3,147,653.40, 4,719,147.30 and 1,349,064.60 is: 2,022,597.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,653.40 : 4,719,147.30 = 1,349,064.60 : x
  2. Step 2: Convert to fraction form
    3,147,653.40/4,719,147.30 = 1,349,064.60/x
  3. Step 3: Cross multiply
    3,147,653.40x = 4,719,147.30 × 1,349,064.60
  4. Step 4: Simplify right side
    3,147,653.40x = 6,366,434,564,615.58
  5. Step 5: Solve for x
    x = 6,366,434,564,615.58/3,147,653.40
  6. Step 6: Final answer
    x = 2,022,597.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.