Finding the Fourth Proportional to 2,126,911.52, 2,935,044.24 and 1,160,022.08
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Solution
The fourth proportional to 2,126,911.52, 2,935,044.24 and 1,160,022.08 is: 1,600,779.39
Step by Step Solution
- Step 1: Write the proportion equation
2,126,911.52 : 2,935,044.24 = 1,160,022.08 : x - Step 2: Convert to fraction form
2,126,911.52/2,935,044.24 = 1,160,022.08/x - Step 3: Cross multiply
2,126,911.52x = 2,935,044.24 × 1,160,022.08 - Step 4: Simplify right side
2,126,911.52x = 3,404,716,124,176.82 - Step 5: Solve for x
x = 3,404,716,124,176.82/2,126,911.52 - Step 6: Final answer
x = 1,600,779.39
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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.