Finding the Fourth Proportional to 5,592,349.38, 7,717,368.78 and 3,144,959.62
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Solution
The fourth proportional to 5,592,349.38, 7,717,368.78 and 3,144,959.62 is: 4,340,003.02
Step by Step Solution
- Step 1: Write the proportion equation
5,592,349.38 : 7,717,368.78 = 3,144,959.62 : x - Step 2: Convert to fraction form
5,592,349.38/7,717,368.78 = 3,144,959.62/x - Step 3: Cross multiply
5,592,349.38x = 7,717,368.78 × 3,144,959.62 - Step 4: Simplify right side
5,592,349.38x = 24,270,813,185,748.66 - Step 5: Solve for x
x = 24,270,813,185,748.66/5,592,349.38 - Step 6: Final answer
x = 4,340,003.02
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1.5x scale
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.