Home / 1,651,242.56-2,477,219.34-513,980.60

Finding the Fourth Proportional to 1,651,242.56, 2,477,219.34 and 513,980.60

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Solution

The fourth proportional to 1,651,242.56, 2,477,219.34 and 513,980.60 is: 771,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,242.56 : 2,477,219.34 = 513,980.60 : x
  2. Step 2: Convert to fraction form
    1,651,242.56/2,477,219.34 = 513,980.60/x
  3. Step 3: Cross multiply
    1,651,242.56x = 2,477,219.34 × 513,980.60
  4. Step 4: Simplify right side
    1,651,242.56x = 1,273,242,682,704.80
  5. Step 5: Solve for x
    x = 1,273,242,682,704.80/1,651,242.56
  6. Step 6: Final answer
    x = 771,081.56

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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.