Home / 1,311,698.88-1,967,548.68-1,012,616.10

Finding the Fourth Proportional to 1,311,698.88, 1,967,548.68 and 1,012,616.10

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Solution

The fourth proportional to 1,311,698.88, 1,967,548.68 and 1,012,616.10 is: 1,518,924.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,698.88 : 1,967,548.68 = 1,012,616.10 : x
  2. Step 2: Convert to fraction form
    1,311,698.88/1,967,548.68 = 1,012,616.10/x
  3. Step 3: Cross multiply
    1,311,698.88x = 1,967,548.68 × 1,012,616.10
  4. Step 4: Simplify right side
    1,311,698.88x = 1,992,371,470,901.75
  5. Step 5: Solve for x
    x = 1,992,371,470,901.75/1,311,698.88
  6. Step 6: Final answer
    x = 1,518,924.43

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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.