Home / 2,102,504.12-3,142,237.06-1,535,081.54

Finding the Fourth Proportional to 2,102,504.12, 3,142,237.06 and 1,535,081.54

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Solution

The fourth proportional to 2,102,504.12, 3,142,237.06 and 1,535,081.54 is: 2,294,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,504.12 : 3,142,237.06 = 1,535,081.54 : x
  2. Step 2: Convert to fraction form
    2,102,504.12/3,142,237.06 = 1,535,081.54/x
  3. Step 3: Cross multiply
    2,102,504.12x = 3,142,237.06 × 1,535,081.54
  4. Step 4: Simplify right side
    2,102,504.12x = 4,823,590,105,109.87
  5. Step 5: Solve for x
    x = 4,823,590,105,109.87/2,102,504.12
  6. Step 6: Final answer
    x = 2,294,211.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.