Finding the Fourth Proportional to 2,265,316.24, 3,126,207.36 and 1,285,296.61
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Solution
The fourth proportional to 2,265,316.24, 3,126,207.36 and 1,285,296.61 is: 1,773,749.58
Step by Step Solution
- Step 1: Write the proportion equation
2,265,316.24 : 3,126,207.36 = 1,285,296.61 : x - Step 2: Convert to fraction form
2,265,316.24/3,126,207.36 = 1,285,296.61/x - Step 3: Cross multiply
2,265,316.24x = 3,126,207.36 × 1,285,296.61 - Step 4: Simplify right side
2,265,316.24x = 4,018,103,721,965.05 - Step 5: Solve for x
x = 4,018,103,721,965.05/2,265,316.24 - Step 6: Final answer
x = 1,773,749.58
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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.