Home / 3,816,536.42-5,724,804.63-1,420,318.82

Finding the Fourth Proportional to 3,816,536.42, 5,724,804.63 and 1,420,318.82

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Solution

The fourth proportional to 3,816,536.42, 5,724,804.63 and 1,420,318.82 is: 2,130,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,536.42 : 5,724,804.63 = 1,420,318.82 : x
  2. Step 2: Convert to fraction form
    3,816,536.42/5,724,804.63 = 1,420,318.82/x
  3. Step 3: Cross multiply
    3,816,536.42x = 5,724,804.63 × 1,420,318.82
  4. Step 4: Simplify right side
    3,816,536.42x = 8,131,047,756,812.14
  5. Step 5: Solve for x
    x = 8,131,047,756,812.14/3,816,536.42
  6. Step 6: Final answer
    x = 2,130,478.23

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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.