Home / 3,100,441.98-4,650,750.54-856,579.98

Finding the Fourth Proportional to 3,100,441.98, 4,650,750.54 and 856,579.98

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Solution

The fourth proportional to 3,100,441.98, 4,650,750.54 and 856,579.98 is: 1,284,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,441.98 : 4,650,750.54 = 856,579.98 : x
  2. Step 2: Convert to fraction form
    3,100,441.98/4,650,750.54 = 856,579.98/x
  3. Step 3: Cross multiply
    3,100,441.98x = 4,650,750.54 × 856,579.98
  4. Step 4: Simplify right side
    3,100,441.98x = 3,983,739,804,538.19
  5. Step 5: Solve for x
    x = 3,983,739,804,538.19/3,100,441.98
  6. Step 6: Final answer
    x = 1,284,894.16

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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.