Home / 1,967,159.70-2,950,604.04-1,209,118.23

Finding the Fourth Proportional to 1,967,159.70, 2,950,604.04 and 1,209,118.23

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Solution

The fourth proportional to 1,967,159.70, 2,950,604.04 and 1,209,118.23 is: 1,813,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,159.70 : 2,950,604.04 = 1,209,118.23 : x
  2. Step 2: Convert to fraction form
    1,967,159.70/2,950,604.04 = 1,209,118.23/x
  3. Step 3: Cross multiply
    1,967,159.70x = 2,950,604.04 × 1,209,118.23
  4. Step 4: Simplify right side
    1,967,159.70x = 3,567,629,134,275.65
  5. Step 5: Solve for x
    x = 3,567,629,134,275.65/1,967,159.70
  6. Step 6: Final answer
    x = 1,813,594.05

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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.