Finding the Fourth Proportional to 4,168,139.62, 6,251,334.60 and 1,175,623.78
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Solution
The fourth proportional to 4,168,139.62, 6,251,334.60 and 1,175,623.78 is: 1,763,188.92
Step by Step Solution
- Step 1: Write the proportion equation
4,168,139.62 : 6,251,334.60 = 1,175,623.78 : x - Step 2: Convert to fraction form
4,168,139.62/6,251,334.60 = 1,175,623.78/x - Step 3: Cross multiply
4,168,139.62x = 6,251,334.60 × 1,175,623.78 - Step 4: Simplify right side
4,168,139.62x = 7,349,217,612,496.79 - Step 5: Solve for x
x = 7,349,217,612,496.79/4,168,139.62 - Step 6: Final answer
x = 1,763,188.92
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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.