Home / 1,372,034.34-1,894,065.57-964,485.54

Finding the Fourth Proportional to 1,372,034.34, 1,894,065.57 and 964,485.54

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Solution

The fourth proportional to 1,372,034.34, 1,894,065.57 and 964,485.54 is: 1,331,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,034.34 : 1,894,065.57 = 964,485.54 : x
  2. Step 2: Convert to fraction form
    1,372,034.34/1,894,065.57 = 964,485.54/x
  3. Step 3: Cross multiply
    1,372,034.34x = 1,894,065.57 × 964,485.54
  4. Step 4: Simplify right side
    1,372,034.34x = 1,826,798,854,076.86
  5. Step 5: Solve for x
    x = 1,826,798,854,076.86/1,372,034.34
  6. Step 6: Final answer
    x = 1,331,452.72

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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.