Finding the Fourth Proportional to 4,866,351.08, 7,299,941.84 and 1,272,112.27
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Solution
The fourth proportional to 4,866,351.08, 7,299,941.84 and 1,272,112.27 is: 1,908,276.95
Step by Step Solution
- Step 1: Write the proportion equation
4,866,351.08 : 7,299,941.84 = 1,272,112.27 : x - Step 2: Convert to fraction form
4,866,351.08/7,299,941.84 = 1,272,112.27/x - Step 3: Cross multiply
4,866,351.08x = 7,299,941.84 × 1,272,112.27 - Step 4: Simplify right side
4,866,351.08x = 9,286,345,584,950.38 - Step 5: Solve for x
x = 9,286,345,584,950.38/4,866,351.08 - Step 6: Final answer
x = 1,908,276.95
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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.