Finding the Fourth Proportional to 5,370,400.97, 7,411,184.16 and 2,923,006.18
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Solution
The fourth proportional to 5,370,400.97, 7,411,184.16 and 2,923,006.18 is: 4,033,765.30
Step by Step Solution
- Step 1: Write the proportion equation
5,370,400.97 : 7,411,184.16 = 2,923,006.18 : x - Step 2: Convert to fraction form
5,370,400.97/7,411,184.16 = 2,923,006.18/x - Step 3: Cross multiply
5,370,400.97x = 7,411,184.16 × 2,923,006.18 - Step 4: Simplify right side
5,370,400.97x = 21,662,937,100,798.11 - Step 5: Solve for x
x = 21,662,937,100,798.11/5,370,400.97 - Step 6: Final answer
x = 4,033,765.30
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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.