Finding the Fourth Proportional to 4,602,721.92, 6,919,218.23 and 4,269,781.95
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Solution
The fourth proportional to 4,602,721.92, 6,919,218.23 and 4,269,781.95 is: 6,418,713.45
Step by Step Solution
- Step 1: Write the proportion equation
4,602,721.92 : 6,919,218.23 = 4,269,781.95 : x - Step 2: Convert to fraction form
4,602,721.92/6,919,218.23 = 4,269,781.95/x - Step 3: Cross multiply
4,602,721.92x = 6,919,218.23 × 4,269,781.95 - Step 4: Simplify right side
4,602,721.92x = 29,543,553,085,216.04 - Step 5: Solve for x
x = 29,543,553,085,216.04/4,602,721.92 - Step 6: Final answer
x = 6,418,713.45
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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.