Finding the Fourth Proportional to 3,767,630.40, 5,650,655.04 and 1,242,694.08
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Solution
The fourth proportional to 3,767,630.40, 5,650,655.04 and 1,242,694.08 is: 1,863,780.37
Step by Step Solution
- Step 1: Write the proportion equation
3,767,630.40 : 5,650,655.04 = 1,242,694.08 : x - Step 2: Convert to fraction form
3,767,630.40/5,650,655.04 = 1,242,694.08/x - Step 3: Cross multiply
3,767,630.40x = 5,650,655.04 × 1,242,694.08 - Step 4: Simplify right side
3,767,630.40x = 7,022,035,566,330.16 - Step 5: Solve for x
x = 7,022,035,566,330.16/3,767,630.40 - Step 6: Final answer
x = 1,863,780.37
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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.