Home / 4,977,331.20-7,460,467.20-2,735,078.40

Finding the Fourth Proportional to 4,977,331.20, 7,460,467.20 and 2,735,078.40

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Solution

The fourth proportional to 4,977,331.20, 7,460,467.20 and 2,735,078.40 is: 4,099,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,331.20 : 7,460,467.20 = 2,735,078.40 : x
  2. Step 2: Convert to fraction form
    4,977,331.20/7,460,467.20 = 2,735,078.40/x
  3. Step 3: Cross multiply
    4,977,331.20x = 7,460,467.20 × 2,735,078.40
  4. Step 4: Simplify right side
    4,977,331.20x = 20,404,962,692,628.48
  5. Step 5: Solve for x
    x = 20,404,962,692,628.48/4,977,331.20
  6. Step 6: Final answer
    x = 4,099,579.05

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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.