Finding the Fourth Proportional to 7,328,159.37, 10,992,332.52 and 1,936,763.19
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Solution
The fourth proportional to 7,328,159.37, 10,992,332.52 and 1,936,763.19 is: 2,905,169.49
Step by Step Solution
- Step 1: Write the proportion equation
7,328,159.37 : 10,992,332.52 = 1,936,763.19 : x - Step 2: Convert to fraction form
7,328,159.37/10,992,332.52 = 1,936,763.19/x - Step 3: Cross multiply
7,328,159.37x = 10,992,332.52 × 1,936,763.19 - Step 4: Simplify right side
7,328,159.37x = 21,289,544,996,975.94 - Step 5: Solve for x
x = 21,289,544,996,975.94/7,328,159.37 - Step 6: Final answer
x = 2,905,169.49
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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.