Home / 4,833,643.80-7,250,235.30-1,638,456.60

Finding the Fourth Proportional to 4,833,643.80, 7,250,235.30 and 1,638,456.60

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Solution

The fourth proportional to 4,833,643.80, 7,250,235.30 and 1,638,456.60 is: 2,457,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,833,643.80 : 7,250,235.30 = 1,638,456.60 : x
  2. Step 2: Convert to fraction form
    4,833,643.80/7,250,235.30 = 1,638,456.60/x
  3. Step 3: Cross multiply
    4,833,643.80x = 7,250,235.30 × 1,638,456.60
  4. Step 4: Simplify right side
    4,833,643.80x = 11,879,195,878,837.98
  5. Step 5: Solve for x
    x = 11,879,195,878,837.98/4,833,643.80
  6. Step 6: Final answer
    x = 2,457,606.80

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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.