Finding the Fourth Proportional to 5,029,353.84, 6,940,656.84 and 3,561,887.76
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Solution
The fourth proportional to 5,029,353.84, 6,940,656.84 and 3,561,887.76 is: 4,915,510.31
Step by Step Solution
- Step 1: Write the proportion equation
5,029,353.84 : 6,940,656.84 = 3,561,887.76 : x - Step 2: Convert to fraction form
5,029,353.84/6,940,656.84 = 3,561,887.76/x - Step 3: Cross multiply
5,029,353.84x = 6,940,656.84 × 3,561,887.76 - Step 4: Simplify right side
5,029,353.84x = 24,721,840,644,756.28 - Step 5: Solve for x
x = 24,721,840,644,756.28/5,029,353.84 - Step 6: Final answer
x = 4,915,510.31
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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.