Home / 3,919,263-5,878,914.32-1,223,362.22

Finding the Fourth Proportional to 3,919,263, 5,878,914.32 and 1,223,362.22

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Solution

The fourth proportional to 3,919,263, 5,878,914.32 and 1,223,362.22 is: 1,835,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,263 : 5,878,914.32 = 1,223,362.22 : x
  2. Step 2: Convert to fraction form
    3,919,263/5,878,914.32 = 1,223,362.22/x
  3. Step 3: Cross multiply
    3,919,263x = 5,878,914.32 × 1,223,362.22
  4. Step 4: Simplify right side
    3,919,263x = 7,192,041,638,193.61
  5. Step 5: Solve for x
    x = 7,192,041,638,193.61/3,919,263
  6. Step 6: Final answer
    x = 1,835,049.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.