Home / 1,919,629.84-2,649,038.44-1,060,171.60

Finding the Fourth Proportional to 1,919,629.84, 2,649,038.44 and 1,060,171.60

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Solution

The fourth proportional to 1,919,629.84, 2,649,038.44 and 1,060,171.60 is: 1,463,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,629.84 : 2,649,038.44 = 1,060,171.60 : x
  2. Step 2: Convert to fraction form
    1,919,629.84/2,649,038.44 = 1,060,171.60/x
  3. Step 3: Cross multiply
    1,919,629.84x = 2,649,038.44 × 1,060,171.60
  4. Step 4: Simplify right side
    1,919,629.84x = 2,808,435,321,396.30
  5. Step 5: Solve for x
    x = 2,808,435,321,396.30/1,919,629.84
  6. Step 6: Final answer
    x = 1,463,008.79

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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.