Home / 1,745,078.57-2,408,353.91-970,855.28

Finding the Fourth Proportional to 1,745,078.57, 2,408,353.91 and 970,855.28

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Solution

The fourth proportional to 1,745,078.57, 2,408,353.91 and 970,855.28 is: 1,339,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,078.57 : 2,408,353.91 = 970,855.28 : x
  2. Step 2: Convert to fraction form
    1,745,078.57/2,408,353.91 = 970,855.28/x
  3. Step 3: Cross multiply
    1,745,078.57x = 2,408,353.91 × 970,855.28
  4. Step 4: Simplify right side
    1,745,078.57x = 2,338,163,109,632.15
  5. Step 5: Solve for x
    x = 2,338,163,109,632.15/1,745,078.57
  6. Step 6: Final answer
    x = 1,339,861.22

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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.