Finding the Fourth Proportional to 2,593,102.10, 3,578,538.42 and 1,431,545.76
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Solution
The fourth proportional to 2,593,102.10, 3,578,538.42 and 1,431,545.76 is: 1,975,564.91
Step by Step Solution
- Step 1: Write the proportion equation
2,593,102.10 : 3,578,538.42 = 1,431,545.76 : x - Step 2: Convert to fraction form
2,593,102.10/3,578,538.42 = 1,431,545.76/x - Step 3: Cross multiply
2,593,102.10x = 3,578,538.42 × 1,431,545.76 - Step 4: Simplify right side
2,593,102.10x = 5,122,841,502,148.10 - Step 5: Solve for x
x = 5,122,841,502,148.10/2,593,102.10 - Step 6: Final answer
x = 1,975,564.91
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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.