Home / 3,778,043.34-5,213,701.76-2,146,453.56

Finding the Fourth Proportional to 3,778,043.34, 5,213,701.76 and 2,146,453.56

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Solution

The fourth proportional to 3,778,043.34, 5,213,701.76 and 2,146,453.56 is: 2,962,107.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,043.34 : 5,213,701.76 = 2,146,453.56 : x
  2. Step 2: Convert to fraction form
    3,778,043.34/5,213,701.76 = 2,146,453.56/x
  3. Step 3: Cross multiply
    3,778,043.34x = 5,213,701.76 × 2,146,453.56
  4. Step 4: Simplify right side
    3,778,043.34x = 11,190,968,692,798.00
  5. Step 5: Solve for x
    x = 11,190,968,692,798.00/3,778,043.34
  6. Step 6: Final answer
    x = 2,962,107.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.