Home / 1,882,035.18-2,821,465.65-816,274.56

Finding the Fourth Proportional to 1,882,035.18, 2,821,465.65 and 816,274.56

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Solution

The fourth proportional to 1,882,035.18, 2,821,465.65 and 816,274.56 is: 1,223,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,035.18 : 2,821,465.65 = 816,274.56 : x
  2. Step 2: Convert to fraction form
    1,882,035.18/2,821,465.65 = 816,274.56/x
  3. Step 3: Cross multiply
    1,882,035.18x = 2,821,465.65 × 816,274.56
  4. Step 4: Simplify right side
    1,882,035.18x = 2,303,090,632,008.86
  5. Step 5: Solve for x
    x = 2,303,090,632,008.86/1,882,035.18
  6. Step 6: Final answer
    x = 1,223,723.48

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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.