Home / 2,383,421.76-3,289,082.76-1,295,720.28

Finding the Fourth Proportional to 2,383,421.76, 3,289,082.76 and 1,295,720.28

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Solution

The fourth proportional to 2,383,421.76, 3,289,082.76 and 1,295,720.28 is: 1,788,072.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383,421.76 : 3,289,082.76 = 1,295,720.28 : x
  2. Step 2: Convert to fraction form
    2,383,421.76/3,289,082.76 = 1,295,720.28/x
  3. Step 3: Cross multiply
    2,383,421.76x = 3,289,082.76 × 1,295,720.28
  4. Step 4: Simplify right side
    2,383,421.76x = 4,261,731,234,730.37
  5. Step 5: Solve for x
    x = 4,261,731,234,730.37/2,383,421.76
  6. Step 6: Final answer
    x = 1,788,072.64

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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.