Home / 2,930,291.40-4,396,935.96-1,395,021.72

Finding the Fourth Proportional to 2,930,291.40, 4,396,935.96 and 1,395,021.72

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Solution

The fourth proportional to 2,930,291.40, 4,396,935.96 and 1,395,021.72 is: 2,093,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,291.40 : 4,396,935.96 = 1,395,021.72 : x
  2. Step 2: Convert to fraction form
    2,930,291.40/4,396,935.96 = 1,395,021.72/x
  3. Step 3: Cross multiply
    2,930,291.40x = 4,396,935.96 × 1,395,021.72
  4. Step 4: Simplify right side
    2,930,291.40x = 6,133,821,165,649.05
  5. Step 5: Solve for x
    x = 6,133,821,165,649.05/2,930,291.40
  6. Step 6: Final answer
    x = 2,093,246.14

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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.