Finding the Fourth Proportional to 4,763,292.93, 7,143,862.10 and 2,203,103.07
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Solution
The fourth proportional to 4,763,292.93, 7,143,862.10 and 2,203,103.07 is: 3,304,156.34
Step by Step Solution
- Step 1: Write the proportion equation
4,763,292.93 : 7,143,862.10 = 2,203,103.07 : x - Step 2: Convert to fraction form
4,763,292.93/7,143,862.10 = 2,203,103.07/x - Step 3: Cross multiply
4,763,292.93x = 7,143,862.10 × 2,203,103.07 - Step 4: Simplify right side
4,763,292.93x = 15,738,664,513,151.13 - Step 5: Solve for x
x = 15,738,664,513,151.13/4,763,292.93 - Step 6: Final answer
x = 3,304,156.34
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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.