Finding the Fourth Proportional to 2,680,488.66, 3,699,102.99 and 1,456,794.12
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Solution
The fourth proportional to 2,680,488.66, 3,699,102.99 and 1,456,794.12 is: 2,010,391.45
Step by Step Solution
- Step 1: Write the proportion equation
2,680,488.66 : 3,699,102.99 = 1,456,794.12 : x - Step 2: Convert to fraction form
2,680,488.66/3,699,102.99 = 1,456,794.12/x - Step 3: Cross multiply
2,680,488.66x = 3,699,102.99 × 1,456,794.12 - Step 4: Simplify right side
2,680,488.66x = 5,388,831,485,106.42 - Step 5: Solve for x
x = 5,388,831,485,106.42/2,680,488.66 - Step 6: Final answer
x = 2,010,391.45
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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.