Home / 3,077,933.19-4,617,833.86-1,638,371.64

Finding the Fourth Proportional to 3,077,933.19, 4,617,833.86 and 1,638,371.64

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Solution

The fourth proportional to 3,077,933.19, 4,617,833.86 and 1,638,371.64 is: 2,458,054.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,933.19 : 4,617,833.86 = 1,638,371.64 : x
  2. Step 2: Convert to fraction form
    3,077,933.19/4,617,833.86 = 1,638,371.64/x
  3. Step 3: Cross multiply
    3,077,933.19x = 4,617,833.86 × 1,638,371.64
  4. Step 4: Simplify right side
    3,077,933.19x = 7,565,728,053,820.57
  5. Step 5: Solve for x
    x = 7,565,728,053,820.57/3,077,933.19
  6. Step 6: Final answer
    x = 2,458,054.67

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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.