Home / 3,314,998.60-4,968,998.70-1,891,990.60

Finding the Fourth Proportional to 3,314,998.60, 4,968,998.70 and 1,891,990.60

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Solution

The fourth proportional to 3,314,998.60, 4,968,998.70 and 1,891,990.60 is: 2,835,988.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,998.60 : 4,968,998.70 = 1,891,990.60 : x
  2. Step 2: Convert to fraction form
    3,314,998.60/4,968,998.70 = 1,891,990.60/x
  3. Step 3: Cross multiply
    3,314,998.60x = 4,968,998.70 × 1,891,990.60
  4. Step 4: Simplify right side
    3,314,998.60x = 9,401,298,831,812.22
  5. Step 5: Solve for x
    x = 9,401,298,831,812.22/3,314,998.60
  6. Step 6: Final answer
    x = 2,835,988.78

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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.