Finding the Fourth Proportional to 2,365,456.74, 3,264,329.79 and 1,277,728.35
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Solution
The fourth proportional to 2,365,456.74, 3,264,329.79 and 1,277,728.35 is: 1,763,264.85
Step by Step Solution
- Step 1: Write the proportion equation
2,365,456.74 : 3,264,329.79 = 1,277,728.35 : x - Step 2: Convert to fraction form
2,365,456.74/3,264,329.79 = 1,277,728.35/x - Step 3: Cross multiply
2,365,456.74x = 3,264,329.79 × 1,277,728.35 - Step 4: Simplify right side
2,365,456.74x = 4,170,926,716,432.55 - Step 5: Solve for x
x = 4,170,926,716,432.55/2,365,456.74 - Step 6: Final answer
x = 1,763,264.85
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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.