Finding the Fourth Proportional to 5,495,230.28, 7,574,658.54 and 4,331,780.48
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Solution
The fourth proportional to 5,495,230.28, 7,574,658.54 and 4,331,780.48 is: 5,970,952.32
Step by Step Solution
- Step 1: Write the proportion equation
5,495,230.28 : 7,574,658.54 = 4,331,780.48 : x - Step 2: Convert to fraction form
5,495,230.28/7,574,658.54 = 4,331,780.48/x - Step 3: Cross multiply
5,495,230.28x = 7,574,658.54 × 4,331,780.48 - Step 4: Simplify right side
5,495,230.28x = 32,811,758,006,237.30 - Step 5: Solve for x
x = 32,811,758,006,237.30/5,495,230.28 - Step 6: Final answer
x = 5,970,952.32
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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.