Home / 1,426,019.88-2,137,589.64-893,913.88

Finding the Fourth Proportional to 1,426,019.88, 2,137,589.64 and 893,913.88

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Solution

The fourth proportional to 1,426,019.88, 2,137,589.64 and 893,913.88 is: 1,339,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,019.88 : 2,137,589.64 = 893,913.88 : x
  2. Step 2: Convert to fraction form
    1,426,019.88/2,137,589.64 = 893,913.88/x
  3. Step 3: Cross multiply
    1,426,019.88x = 2,137,589.64 × 893,913.88
  4. Step 4: Simplify right side
    1,426,019.88x = 1,910,821,048,940.20
  5. Step 5: Solve for x
    x = 1,910,821,048,940.20/1,426,019.88
  6. Step 6: Final answer
    x = 1,339,968.03

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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.