Finding the Fourth Proportional to 7,305,244.28, 10,957,551.99 and 1,913,775.34
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Solution
The fourth proportional to 7,305,244.28, 10,957,551.99 and 1,913,775.34 is: 2,870,580.63
Step by Step Solution
- Step 1: Write the proportion equation
7,305,244.28 : 10,957,551.99 = 1,913,775.34 : x - Step 2: Convert to fraction form
7,305,244.28/10,957,551.99 = 1,913,775.34/x - Step 3: Cross multiply
7,305,244.28x = 10,957,551.99 × 1,913,775.34 - Step 4: Simplify right side
7,305,244.28x = 20,970,292,730,442.17 - Step 5: Solve for x
x = 20,970,292,730,442.17/7,305,244.28 - Step 6: Final answer
x = 2,870,580.63
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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.