Home / 1,882,002.64-2,821,417.08-816,242

Finding the Fourth Proportional to 1,882,002.64, 2,821,417.08 and 816,242

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Solution

The fourth proportional to 1,882,002.64, 2,821,417.08 and 816,242 is: 1,223,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,002.64 : 2,821,417.08 = 816,242 : x
  2. Step 2: Convert to fraction form
    1,882,002.64/2,821,417.08 = 816,242/x
  3. Step 3: Cross multiply
    1,882,002.64x = 2,821,417.08 × 816,242
  4. Step 4: Simplify right side
    1,882,002.64x = 2,302,959,120,213.36
  5. Step 5: Solve for x
    x = 2,302,959,120,213.36/1,882,002.64
  6. Step 6: Final answer
    x = 1,223,674.76

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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.