Home / 2,778,748.40-4,168,122.60-1,659,004.40

Finding the Fourth Proportional to 2,778,748.40, 4,168,122.60 and 1,659,004.40

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Solution

The fourth proportional to 2,778,748.40, 4,168,122.60 and 1,659,004.40 is: 2,488,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,748.40 : 4,168,122.60 = 1,659,004.40 : x
  2. Step 2: Convert to fraction form
    2,778,748.40/4,168,122.60 = 1,659,004.40/x
  3. Step 3: Cross multiply
    2,778,748.40x = 4,168,122.60 × 1,659,004.40
  4. Step 4: Simplify right side
    2,778,748.40x = 6,914,933,733,139.44
  5. Step 5: Solve for x
    x = 6,914,933,733,139.44/2,778,748.40
  6. Step 6: Final answer
    x = 2,488,506.60

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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.