Finding the Fourth Proportional to 4,544,721.68, 6,273,988.60 and 2,826,395.76
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Solution
The fourth proportional to 4,544,721.68, 6,273,988.60 and 2,826,395.76 is: 3,901,839.55
Step by Step Solution
- Step 1: Write the proportion equation
4,544,721.68 : 6,273,988.60 = 2,826,395.76 : x - Step 2: Convert to fraction form
4,544,721.68/6,273,988.60 = 2,826,395.76/x - Step 3: Cross multiply
4,544,721.68x = 6,273,988.60 × 2,826,395.76 - Step 4: Simplify right side
4,544,721.68x = 17,732,774,777,328.33 - Step 5: Solve for x
x = 17,732,774,777,328.33/4,544,721.68 - Step 6: Final answer
x = 3,901,839.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.