Finding the Fourth Proportional to 4,990,893.34, 7,486,340.74 and 1,204,376.24
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Solution
The fourth proportional to 4,990,893.34, 7,486,340.74 and 1,204,376.24 is: 1,806,564.54
Step by Step Solution
- Step 1: Write the proportion equation
4,990,893.34 : 7,486,340.74 = 1,204,376.24 : x - Step 2: Convert to fraction form
4,990,893.34/7,486,340.74 = 1,204,376.24/x - Step 3: Cross multiply
4,990,893.34x = 7,486,340.74 × 1,204,376.24 - Step 4: Simplify right side
4,990,893.34x = 9,016,370,911,800.02 - Step 5: Solve for x
x = 9,016,370,911,800.02/4,990,893.34 - Step 6: Final answer
x = 1,806,564.54
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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.