Finding the Fourth Proportional to 3,695,348.32, 5,545,007.70 and 1,537,860.85
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Solution
The fourth proportional to 3,695,348.32, 5,545,007.70 and 1,537,860.85 is: 2,307,617.45
Step by Step Solution
- Step 1: Write the proportion equation
3,695,348.32 : 5,545,007.70 = 1,537,860.85 : x - Step 2: Convert to fraction form
3,695,348.32/5,545,007.70 = 1,537,860.85/x - Step 3: Cross multiply
3,695,348.32x = 5,545,007.70 × 1,537,860.85 - Step 4: Simplify right side
3,695,348.32x = 8,527,450,266,339.72 - Step 5: Solve for x
x = 8,527,450,266,339.72/3,695,348.32 - Step 6: Final answer
x = 2,307,617.45
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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.