Home / 2,719,549.35-4,078,880.55-800,011.55

Finding the Fourth Proportional to 2,719,549.35, 4,078,880.55 and 800,011.55

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Solution

The fourth proportional to 2,719,549.35, 4,078,880.55 and 800,011.55 is: 1,199,886.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,549.35 : 4,078,880.55 = 800,011.55 : x
  2. Step 2: Convert to fraction form
    2,719,549.35/4,078,880.55 = 800,011.55/x
  3. Step 3: Cross multiply
    2,719,549.35x = 4,078,880.55 × 800,011.55
  4. Step 4: Simplify right side
    2,719,549.35x = 3,263,151,561,267.55
  5. Step 5: Solve for x
    x = 3,263,151,561,267.55/2,719,549.35
  6. Step 6: Final answer
    x = 1,199,886.87

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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.