Home / 1,401,642.82-2,103,793.44-867,548.26

Finding the Fourth Proportional to 1,401,642.82, 2,103,793.44 and 867,548.26

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Solution

The fourth proportional to 1,401,642.82, 2,103,793.44 and 867,548.26 is: 1,302,145.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,642.82 : 2,103,793.44 = 867,548.26 : x
  2. Step 2: Convert to fraction form
    1,401,642.82/2,103,793.44 = 867,548.26/x
  3. Step 3: Cross multiply
    1,401,642.82x = 2,103,793.44 × 867,548.26
  4. Step 4: Simplify right side
    1,401,642.82x = 1,825,142,338,271.41
  5. Step 5: Solve for x
    x = 1,825,142,338,271.41/1,401,642.82
  6. Step 6: Final answer
    x = 1,302,145.11

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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.