Finding the Fourth Proportional to 1,474,718.07, 2,034,024.42 and 1,112,157.21
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Solution
The fourth proportional to 1,474,718.07, 2,034,024.42 and 1,112,157.21 is: 1,533,957.55
Step by Step Solution
- Step 1: Write the proportion equation
1,474,718.07 : 2,034,024.42 = 1,112,157.21 : x - Step 2: Convert to fraction form
1,474,718.07/2,034,024.42 = 1,112,157.21/x - Step 3: Cross multiply
1,474,718.07x = 2,034,024.42 × 1,112,157.21 - Step 4: Simplify right side
1,474,718.07x = 2,262,154,924,019.07 - Step 5: Solve for x
x = 2,262,154,924,019.07/1,474,718.07 - Step 6: Final answer
x = 1,533,957.55
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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.