Home / 2,109,130.40-3,163,843.16-846,958

Finding the Fourth Proportional to 2,109,130.40, 3,163,843.16 and 846,958

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Solution

The fourth proportional to 2,109,130.40, 3,163,843.16 and 846,958 is: 1,270,496.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,130.40 : 3,163,843.16 = 846,958 : x
  2. Step 2: Convert to fraction form
    2,109,130.40/3,163,843.16 = 846,958/x
  3. Step 3: Cross multiply
    2,109,130.40x = 3,163,843.16 × 846,958
  4. Step 4: Simplify right side
    2,109,130.40x = 2,679,642,275,107.28
  5. Step 5: Solve for x
    x = 2,679,642,275,107.28/2,109,130.40
  6. Step 6: Final answer
    x = 1,270,496.26

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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.