Home / 2,972,722.34-4,104,056.61-1,957,079.54

Finding the Fourth Proportional to 2,972,722.34, 4,104,056.61 and 1,957,079.54

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Solution

The fourth proportional to 2,972,722.34, 4,104,056.61 and 1,957,079.54 is: 2,701,888.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,722.34 : 4,104,056.61 = 1,957,079.54 : x
  2. Step 2: Convert to fraction form
    2,972,722.34/4,104,056.61 = 1,957,079.54/x
  3. Step 3: Cross multiply
    2,972,722.34x = 4,104,056.61 × 1,957,079.54
  4. Step 4: Simplify right side
    2,972,722.34x = 8,031,965,222,432.76
  5. Step 5: Solve for x
    x = 8,031,965,222,432.76/2,972,722.34
  6. Step 6: Final answer
    x = 2,701,888.81

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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.