Home / 2,616,998.04-3,925,492.20-820,019.16

Finding the Fourth Proportional to 2,616,998.04, 3,925,492.20 and 820,019.16

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Solution

The fourth proportional to 2,616,998.04, 3,925,492.20 and 820,019.16 is: 1,230,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,998.04 : 3,925,492.20 = 820,019.16 : x
  2. Step 2: Convert to fraction form
    2,616,998.04/3,925,492.20 = 820,019.16/x
  3. Step 3: Cross multiply
    2,616,998.04x = 3,925,492.20 × 820,019.16
  4. Step 4: Simplify right side
    2,616,998.04x = 3,218,978,816,430.55
  5. Step 5: Solve for x
    x = 3,218,978,816,430.55/2,616,998.04
  6. Step 6: Final answer
    x = 1,230,027.22

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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.