Finding the Fourth Proportional to 1,797,293.70, 2,477,312.37 and 1,274,182.74
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Solution
The fourth proportional to 1,797,293.70, 2,477,312.37 and 1,274,182.74 is: 1,756,278.71
Step by Step Solution
- Step 1: Write the proportion equation
1,797,293.70 : 2,477,312.37 = 1,274,182.74 : x - Step 2: Convert to fraction form
1,797,293.70/2,477,312.37 = 1,274,182.74/x - Step 3: Cross multiply
1,797,293.70x = 2,477,312.37 × 1,274,182.74 - Step 4: Simplify right side
1,797,293.70x = 3,156,548,663,442.49 - Step 5: Solve for x
x = 3,156,548,663,442.49/1,797,293.70 - Step 6: Final answer
x = 1,756,278.71
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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.