Finding the Fourth Proportional to 1,086,898.70, 1,497,452.91 and 841,038.13
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Solution
The fourth proportional to 1,086,898.70, 1,497,452.91 and 841,038.13 is: 1,158,723.44
Step by Step Solution
- Step 1: Write the proportion equation
1,086,898.70 : 1,497,452.91 = 841,038.13 : x - Step 2: Convert to fraction form
1,086,898.70/1,497,452.91 = 841,038.13/x - Step 3: Cross multiply
1,086,898.70x = 1,497,452.91 × 841,038.13 - Step 4: Simplify right side
1,086,898.70x = 1,259,414,995,189.46 - Step 5: Solve for x
x = 1,259,414,995,189.46/1,086,898.70 - Step 6: Final answer
x = 1,158,723.44
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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.