Finding the Fourth Proportional to 3,806,127.06, 5,709,421.17 and 1,531,642.74
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Solution
The fourth proportional to 3,806,127.06, 5,709,421.17 and 1,531,642.74 is: 2,297,556.90
Step by Step Solution
- Step 1: Write the proportion equation
3,806,127.06 : 5,709,421.17 = 1,531,642.74 : x - Step 2: Convert to fraction form
3,806,127.06/5,709,421.17 = 1,531,642.74/x - Step 3: Cross multiply
3,806,127.06x = 5,709,421.17 × 1,531,642.74 - Step 4: Simplify right side
3,806,127.06x = 8,744,793,484,632.81 - Step 5: Solve for x
x = 8,744,793,484,632.81/3,806,127.06 - Step 6: Final answer
x = 2,297,556.90
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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.