Finding the Fourth Proportional to 2,374,290.16, 3,276,580.68 and 1,457,025.92
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Solution
The fourth proportional to 2,374,290.16, 3,276,580.68 and 1,457,025.92 is: 2,010,732.75
Step by Step Solution
- Step 1: Write the proportion equation
2,374,290.16 : 3,276,580.68 = 1,457,025.92 : x - Step 2: Convert to fraction form
2,374,290.16/3,276,580.68 = 1,457,025.92/x - Step 3: Cross multiply
2,374,290.16x = 3,276,580.68 × 1,457,025.92 - Step 4: Simplify right side
2,374,290.16x = 4,774,062,979,731.23 - Step 5: Solve for x
x = 4,774,062,979,731.23/2,374,290.16 - Step 6: Final answer
x = 2,010,732.75
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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.