Finding the Fourth Proportional to 2,845,706.34, 3,926,991.25 and 1,556,518.84
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Solution
The fourth proportional to 2,845,706.34, 3,926,991.25 and 1,556,518.84 is: 2,147,950.33
Step by Step Solution
- Step 1: Write the proportion equation
2,845,706.34 : 3,926,991.25 = 1,556,518.84 : x - Step 2: Convert to fraction form
2,845,706.34/3,926,991.25 = 1,556,518.84/x - Step 3: Cross multiply
2,845,706.34x = 3,926,991.25 × 1,556,518.84 - Step 4: Simplify right side
2,845,706.34x = 6,112,435,861,248.85 - Step 5: Solve for x
x = 6,112,435,861,248.85/2,845,706.34 - Step 6: Final answer
x = 2,147,950.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.