Home / 3,668,408.40-5,502,612.60-2,772,613.20

Finding the Fourth Proportional to 3,668,408.40, 5,502,612.60 and 2,772,613.20

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Solution

The fourth proportional to 3,668,408.40, 5,502,612.60 and 2,772,613.20 is: 4,158,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668,408.40 : 5,502,612.60 = 2,772,613.20 : x
  2. Step 2: Convert to fraction form
    3,668,408.40/5,502,612.60 = 2,772,613.20/x
  3. Step 3: Cross multiply
    3,668,408.40x = 5,502,612.60 × 2,772,613.20
  4. Step 4: Simplify right side
    3,668,408.40x = 15,256,616,329,246.32
  5. Step 5: Solve for x
    x = 15,256,616,329,246.32/3,668,408.40
  6. Step 6: Final answer
    x = 4,158,919.80

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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.