Finding the Fourth Proportional to 2,245,690.49, 3,369,068.71 and 729,378.59
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Solution
The fourth proportional to 2,245,690.49, 3,369,068.71 and 729,378.59 is: 1,094,240.98
Step by Step Solution
- Step 1: Write the proportion equation
2,245,690.49 : 3,369,068.71 = 729,378.59 : x - Step 2: Convert to fraction form
2,245,690.49/3,369,068.71 = 729,378.59/x - Step 3: Cross multiply
2,245,690.49x = 3,369,068.71 × 729,378.59 - Step 4: Simplify right side
2,245,690.49x = 2,457,326,566,644.13 - Step 5: Solve for x
x = 2,457,326,566,644.13/2,245,690.49 - Step 6: Final answer
x = 1,094,240.98
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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.