Home / 3,405,141.79-4,698,868.19-1,954,635.91

Finding the Fourth Proportional to 3,405,141.79, 4,698,868.19 and 1,954,635.91

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Solution

The fourth proportional to 3,405,141.79, 4,698,868.19 and 1,954,635.91 is: 2,697,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,141.79 : 4,698,868.19 = 1,954,635.91 : x
  2. Step 2: Convert to fraction form
    3,405,141.79/4,698,868.19 = 1,954,635.91/x
  3. Step 3: Cross multiply
    3,405,141.79x = 4,698,868.19 × 1,954,635.91
  4. Step 4: Simplify right side
    3,405,141.79x = 9,184,576,479,010.35
  5. Step 5: Solve for x
    x = 9,184,576,479,010.35/3,405,141.79
  6. Step 6: Final answer
    x = 2,697,266.97

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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.