Finding the Fourth Proportional to 2,990,811.36, 4,486,924.16 and 969,051.88
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Solution
The fourth proportional to 2,990,811.36, 4,486,924.16 and 969,051.88 is: 1,453,806.93
Step by Step Solution
- Step 1: Write the proportion equation
2,990,811.36 : 4,486,924.16 = 969,051.88 : x - Step 2: Convert to fraction form
2,990,811.36/4,486,924.16 = 969,051.88/x - Step 3: Cross multiply
2,990,811.36x = 4,486,924.16 × 969,051.88 - Step 4: Simplify right side
2,990,811.36x = 4,348,062,292,665.42 - Step 5: Solve for x
x = 4,348,062,292,665.42/2,990,811.36 - Step 6: Final answer
x = 1,453,806.93
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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.