Finding the Fourth Proportional to 5,070,578, 6,997,403.79 and 2,747,468.68
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Solution
The fourth proportional to 5,070,578, 6,997,403.79 and 2,747,468.68 is: 3,791,510.11
Step by Step Solution
- Step 1: Write the proportion equation
5,070,578 : 6,997,403.79 = 2,747,468.68 : x - Step 2: Convert to fraction form
5,070,578/6,997,403.79 = 2,747,468.68/x - Step 3: Cross multiply
5,070,578x = 6,997,403.79 × 2,747,468.68 - Step 4: Simplify right side
5,070,578x = 19,225,147,754,338.30 - Step 5: Solve for x
x = 19,225,147,754,338.30/5,070,578 - Step 6: Final answer
x = 3,791,510.11
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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.