Finding the Fourth Proportional to 4,151,627.64, 5,729,248.62 and 2,316,085.92
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Solution
The fourth proportional to 4,151,627.64, 5,729,248.62 and 2,316,085.92 is: 3,196,199.95
Step by Step Solution
- Step 1: Write the proportion equation
4,151,627.64 : 5,729,248.62 = 2,316,085.92 : x - Step 2: Convert to fraction form
4,151,627.64/5,729,248.62 = 2,316,085.92/x - Step 3: Cross multiply
4,151,627.64x = 5,729,248.62 × 2,316,085.92 - Step 4: Simplify right side
4,151,627.64x = 13,269,432,073,760.79 - Step 5: Solve for x
x = 13,269,432,073,760.79/4,151,627.64 - Step 6: Final answer
x = 3,196,199.95
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1.5x scale
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.