Finding the Fourth Proportional to 1,516,153.68, 2,092,296.06 and 827,826.48
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Solution
The fourth proportional to 1,516,153.68, 2,092,296.06 and 827,826.48 is: 1,142,402.72
Step by Step Solution
- Step 1: Write the proportion equation
1,516,153.68 : 2,092,296.06 = 827,826.48 : x - Step 2: Convert to fraction form
1,516,153.68/2,092,296.06 = 827,826.48/x - Step 3: Cross multiply
1,516,153.68x = 2,092,296.06 × 827,826.48 - Step 4: Simplify right side
1,516,153.68x = 1,732,058,082,467.67 - Step 5: Solve for x
x = 1,732,058,082,467.67/1,516,153.68 - Step 6: Final answer
x = 1,142,402.72
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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.