Finding the Fourth Proportional to 2,095,356.60, 3,143,034.90 and 1,971,353.70
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Solution
The fourth proportional to 2,095,356.60, 3,143,034.90 and 1,971,353.70 is: 2,957,030.55
Step by Step Solution
- Step 1: Write the proportion equation
2,095,356.60 : 3,143,034.90 = 1,971,353.70 : x - Step 2: Convert to fraction form
2,095,356.60/3,143,034.90 = 1,971,353.70/x - Step 3: Cross multiply
2,095,356.60x = 3,143,034.90 × 1,971,353.70 - Step 4: Simplify right side
2,095,356.60x = 6,196,033,479,344.13 - Step 5: Solve for x
x = 6,196,033,479,344.13/2,095,356.60 - Step 6: Final answer
x = 2,957,030.55
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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.