Finding the Fourth Proportional to 3,411,036.90, 4,706,694.68 and 1,960,452.23
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Solution
The fourth proportional to 3,411,036.90, 4,706,694.68 and 1,960,452.23 is: 2,705,115.87
Step by Step Solution
- Step 1: Write the proportion equation
3,411,036.90 : 4,706,694.68 = 1,960,452.23 : x - Step 2: Convert to fraction form
3,411,036.90/4,706,694.68 = 1,960,452.23/x - Step 3: Cross multiply
3,411,036.90x = 4,706,694.68 × 1,960,452.23 - Step 4: Simplify right side
3,411,036.90x = 9,227,250,047,999.40 - Step 5: Solve for x
x = 9,227,250,047,999.40/3,411,036.90 - Step 6: Final answer
x = 2,705,115.87
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1.5x scale
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.