Finding the Fourth Proportional to 3,105,163.44, 4,656,169.98 and 1,420,823.52
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Solution
The fourth proportional to 3,105,163.44, 4,656,169.98 and 1,420,823.52 is: 2,130,514.53
Step by Step Solution
- Step 1: Write the proportion equation
3,105,163.44 : 4,656,169.98 = 1,420,823.52 : x - Step 2: Convert to fraction form
3,105,163.44/4,656,169.98 = 1,420,823.52/x - Step 3: Cross multiply
3,105,163.44x = 4,656,169.98 × 1,420,823.52 - Step 4: Simplify right side
3,105,163.44x = 6,615,595,820,701.93 - Step 5: Solve for x
x = 6,615,595,820,701.93/3,105,163.44 - Step 6: Final answer
x = 2,130,514.53
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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.