Home / 4,651,355.01-6,978,085.52-1,618,864.05

Finding the Fourth Proportional to 4,651,355.01, 6,978,085.52 and 1,618,864.05

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Solution

The fourth proportional to 4,651,355.01, 6,978,085.52 and 1,618,864.05 is: 2,428,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651,355.01 : 6,978,085.52 = 1,618,864.05 : x
  2. Step 2: Convert to fraction form
    4,651,355.01/6,978,085.52 = 1,618,864.05/x
  3. Step 3: Cross multiply
    4,651,355.01x = 6,978,085.52 × 1,618,864.05
  4. Step 4: Simplify right side
    4,651,355.01x = 11,296,571,778,059.24
  5. Step 5: Solve for x
    x = 11,296,571,778,059.24/4,651,355.01
  6. Step 6: Final answer
    x = 2,428,662.56

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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.