Finding the Fourth Proportional to 3,154,248.54, 4,354,316.10 and 1,847,318.76
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Solution
The fourth proportional to 3,154,248.54, 4,354,316.10 and 1,847,318.76 is: 2,550,150.92
Step by Step Solution
- Step 1: Write the proportion equation
3,154,248.54 : 4,354,316.10 = 1,847,318.76 : x - Step 2: Convert to fraction form
3,154,248.54/4,354,316.10 = 1,847,318.76/x - Step 3: Cross multiply
3,154,248.54x = 4,354,316.10 × 1,847,318.76 - Step 4: Simplify right side
3,154,248.54x = 8,043,809,818,500.04 - Step 5: Solve for x
x = 8,043,809,818,500.04/3,154,248.54 - Step 6: Final answer
x = 2,550,150.92
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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.