Finding the Fourth Proportional to 4,912,466, 7,360,552.68 and 2,987,554.88
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Solution
The fourth proportional to 4,912,466, 7,360,552.68 and 2,987,554.88 is: 4,476,378.07
Step by Step Solution
- Step 1: Write the proportion equation
4,912,466 : 7,360,552.68 = 2,987,554.88 : x - Step 2: Convert to fraction form
4,912,466/7,360,552.68 = 2,987,554.88/x - Step 3: Cross multiply
4,912,466x = 7,360,552.68 × 2,987,554.88 - Step 4: Simplify right side
4,912,466x = 21,990,055,078,631.08 - Step 5: Solve for x
x = 21,990,055,078,631.08/4,912,466 - Step 6: Final answer
x = 4,476,378.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.