Finding the Fourth Proportional to 3,168,007.60, 4,750,261.80 and 1,036,994.80
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Solution
The fourth proportional to 3,168,007.60, 4,750,261.80 and 1,036,994.80 is: 1,554,919.50
Step by Step Solution
- Step 1: Write the proportion equation
3,168,007.60 : 4,750,261.80 = 1,036,994.80 : x - Step 2: Convert to fraction form
3,168,007.60/4,750,261.80 = 1,036,994.80/x - Step 3: Cross multiply
3,168,007.60x = 4,750,261.80 × 1,036,994.80 - Step 4: Simplify right side
3,168,007.60x = 4,925,996,785,238.64 - Step 5: Solve for x
x = 4,925,996,785,238.64/3,168,007.60 - Step 6: Final answer
x = 1,554,919.50
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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.