Home / 3,175,143.03-4,382,054.78-1,798,580.43

Finding the Fourth Proportional to 3,175,143.03, 4,382,054.78 and 1,798,580.43

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Solution

The fourth proportional to 3,175,143.03, 4,382,054.78 and 1,798,580.43 is: 2,482,243.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,143.03 : 4,382,054.78 = 1,798,580.43 : x
  2. Step 2: Convert to fraction form
    3,175,143.03/4,382,054.78 = 1,798,580.43/x
  3. Step 3: Cross multiply
    3,175,143.03x = 4,382,054.78 × 1,798,580.43
  4. Step 4: Simplify right side
    3,175,143.03x = 7,881,477,961,503.05
  5. Step 5: Solve for x
    x = 7,881,477,961,503.05/3,175,143.03
  6. Step 6: Final answer
    x = 2,482,243.44

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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.