Finding the Fourth Proportional to 3,422,340.24, 5,138,556.80 and 1,908,980
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Solution
The fourth proportional to 3,422,340.24, 5,138,556.80 and 1,908,980 is: 2,866,284.90
Step by Step Solution
- Step 1: Write the proportion equation
3,422,340.24 : 5,138,556.80 = 1,908,980 : x - Step 2: Convert to fraction form
3,422,340.24/5,138,556.80 = 1,908,980/x - Step 3: Cross multiply
3,422,340.24x = 5,138,556.80 × 1,908,980 - Step 4: Simplify right side
3,422,340.24x = 9,809,402,160,064 - Step 5: Solve for x
x = 9,809,402,160,064/3,422,340.24 - Step 6: Final answer
x = 2,866,284.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.