Home / 1,948,450.56-2,687,114.56-1,622,844.48

Finding the Fourth Proportional to 1,948,450.56, 2,687,114.56 and 1,622,844.48

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Solution

The fourth proportional to 1,948,450.56, 2,687,114.56 and 1,622,844.48 is: 2,238,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,450.56 : 2,687,114.56 = 1,622,844.48 : x
  2. Step 2: Convert to fraction form
    1,948,450.56/2,687,114.56 = 1,622,844.48/x
  3. Step 3: Cross multiply
    1,948,450.56x = 2,687,114.56 × 1,622,844.48
  4. Step 4: Simplify right side
    1,948,450.56x = 4,360,769,030,823.63
  5. Step 5: Solve for x
    x = 4,360,769,030,823.63/1,948,450.56
  6. Step 6: Final answer
    x = 2,238,070.15

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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.