Home / 3,948,478.49-5,448,399.62-2,316,290.33

Finding the Fourth Proportional to 3,948,478.49, 5,448,399.62 and 2,316,290.33

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Solution

The fourth proportional to 3,948,478.49, 5,448,399.62 and 2,316,290.33 is: 3,196,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,478.49 : 5,448,399.62 = 2,316,290.33 : x
  2. Step 2: Convert to fraction form
    3,948,478.49/5,448,399.62 = 2,316,290.33/x
  3. Step 3: Cross multiply
    3,948,478.49x = 5,448,399.62 × 2,316,290.33
  4. Step 4: Simplify right side
    3,948,478.49x = 12,620,075,355,821.22
  5. Step 5: Solve for x
    x = 12,620,075,355,821.22/3,948,478.49
  6. Step 6: Final answer
    x = 3,196,186.93

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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.