Home / 3,345,016.34-4,615,730.93-1,968,057.21

Finding the Fourth Proportional to 3,345,016.34, 4,615,730.93 and 1,968,057.21

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Solution

The fourth proportional to 3,345,016.34, 4,615,730.93 and 1,968,057.21 is: 2,715,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,016.34 : 4,615,730.93 = 1,968,057.21 : x
  2. Step 2: Convert to fraction form
    3,345,016.34/4,615,730.93 = 1,968,057.21/x
  3. Step 3: Cross multiply
    3,345,016.34x = 4,615,730.93 × 1,968,057.21
  4. Step 4: Simplify right side
    3,345,016.34x = 9,084,022,526,366.22
  5. Step 5: Solve for x
    x = 9,084,022,526,366.22/3,345,016.34
  6. Step 6: Final answer
    x = 2,715,688.54

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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.