Home / 2,398,486.75-3,309,920.37-1,310,758.84

Finding the Fourth Proportional to 2,398,486.75, 3,309,920.37 and 1,310,758.84

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Solution

The fourth proportional to 2,398,486.75, 3,309,920.37 and 1,310,758.84 is: 1,808,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,486.75 : 3,309,920.37 = 1,310,758.84 : x
  2. Step 2: Convert to fraction form
    2,398,486.75/3,309,920.37 = 1,310,758.84/x
  3. Step 3: Cross multiply
    2,398,486.75x = 3,309,920.37 × 1,310,758.84
  4. Step 4: Simplify right side
    2,398,486.75x = 4,338,507,384,673.57
  5. Step 5: Solve for x
    x = 4,338,507,384,673.57/2,398,486.75
  6. Step 6: Final answer
    x = 1,808,851.93

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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.