Home / 1,456,418.34-2,184,624.34-391,460.38

Finding the Fourth Proportional to 1,456,418.34, 2,184,624.34 and 391,460.38

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Solution

The fourth proportional to 1,456,418.34, 2,184,624.34 and 391,460.38 is: 587,189.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,418.34 : 2,184,624.34 = 391,460.38 : x
  2. Step 2: Convert to fraction form
    1,456,418.34/2,184,624.34 = 391,460.38/x
  3. Step 3: Cross multiply
    1,456,418.34x = 2,184,624.34 × 391,460.38
  4. Step 4: Simplify right side
    1,456,418.34x = 855,193,867,853.44
  5. Step 5: Solve for x
    x = 855,193,867,853.44/1,456,418.34
  6. Step 6: Final answer
    x = 587,189.71

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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.