Home / 3,770,880.95-5,203,933.07-2,139,357.08

Finding the Fourth Proportional to 3,770,880.95, 5,203,933.07 and 2,139,357.08

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Solution

The fourth proportional to 3,770,880.95, 5,203,933.07 and 2,139,357.08 is: 2,952,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770,880.95 : 5,203,933.07 = 2,139,357.08 : x
  2. Step 2: Convert to fraction form
    3,770,880.95/5,203,933.07 = 2,139,357.08/x
  3. Step 3: Cross multiply
    3,770,880.95x = 5,203,933.07 × 2,139,357.08
  4. Step 4: Simplify right side
    3,770,880.95x = 11,133,071,020,434.19
  5. Step 5: Solve for x
    x = 11,133,071,020,434.19/3,770,880.95
  6. Step 6: Final answer
    x = 2,952,379.35

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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.