Home / 2,398,410.42-3,309,815.06-1,310,698.68

Finding the Fourth Proportional to 2,398,410.42, 3,309,815.06 and 1,310,698.68

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Solution

The fourth proportional to 2,398,410.42, 3,309,815.06 and 1,310,698.68 is: 1,808,768.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,410.42 : 3,309,815.06 = 1,310,698.68 : x
  2. Step 2: Convert to fraction form
    2,398,410.42/3,309,815.06 = 1,310,698.68/x
  3. Step 3: Cross multiply
    2,398,410.42x = 3,309,815.06 × 1,310,698.68
  4. Step 4: Simplify right side
    2,398,410.42x = 4,338,170,230,186.12
  5. Step 5: Solve for x
    x = 4,338,170,230,186.12/2,398,410.42
  6. Step 6: Final answer
    x = 1,808,768.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.