Finding the Fourth Proportional to 1,366,274.70, 2,049,412.05 and 1,051,346.70
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Solution
The fourth proportional to 1,366,274.70, 2,049,412.05 and 1,051,346.70 is: 1,577,020.05
Step by Step Solution
- Step 1: Write the proportion equation
1,366,274.70 : 2,049,412.05 = 1,051,346.70 : x - Step 2: Convert to fraction form
1,366,274.70/2,049,412.05 = 1,051,346.70/x - Step 3: Cross multiply
1,366,274.70x = 2,049,412.05 × 1,051,346.70 - Step 4: Simplify right side
1,366,274.70x = 2,154,642,595,707.74 - Step 5: Solve for x
x = 2,154,642,595,707.74/1,366,274.70 - Step 6: Final answer
x = 1,577,020.05
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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.