Finding the Fourth Proportional to 2,841,734.48, 4,258,927.54 and 2,126,148.08
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Solution
The fourth proportional to 2,841,734.48, 4,258,927.54 and 2,126,148.08 is: 3,186,473.15
Step by Step Solution
- Step 1: Write the proportion equation
2,841,734.48 : 4,258,927.54 = 2,126,148.08 : x - Step 2: Convert to fraction form
2,841,734.48/4,258,927.54 = 2,126,148.08/x - Step 3: Cross multiply
2,841,734.48x = 4,258,927.54 × 2,126,148.08 - Step 4: Simplify right side
2,841,734.48x = 9,055,110,612,030.12 - Step 5: Solve for x
x = 9,055,110,612,030.12/2,841,734.48 - Step 6: Final answer
x = 3,186,473.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.