Home / 1,338,140.05-1,844,087.82-1,313,547.23

Finding the Fourth Proportional to 1,338,140.05, 1,844,087.82 and 1,313,547.23

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Solution

The fourth proportional to 1,338,140.05, 1,844,087.82 and 1,313,547.23 is: 1,810,196.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,140.05 : 1,844,087.82 = 1,313,547.23 : x
  2. Step 2: Convert to fraction form
    1,338,140.05/1,844,087.82 = 1,313,547.23/x
  3. Step 3: Cross multiply
    1,338,140.05x = 1,844,087.82 × 1,313,547.23
  4. Step 4: Simplify right side
    1,338,140.05x = 2,422,296,447,522.16
  5. Step 5: Solve for x
    x = 2,422,296,447,522.16/1,338,140.05
  6. Step 6: Final answer
    x = 1,810,196.51

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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.