Finding the Fourth Proportional to 4,780,239.04, 7,170,349.59 and 1,497,844.78
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Solution
The fourth proportional to 4,780,239.04, 7,170,349.59 and 1,497,844.78 is: 2,246,764.36
Step by Step Solution
- Step 1: Write the proportion equation
4,780,239.04 : 7,170,349.59 = 1,497,844.78 : x - Step 2: Convert to fraction form
4,780,239.04/7,170,349.59 = 1,497,844.78/x - Step 3: Cross multiply
4,780,239.04x = 7,170,349.59 × 1,497,844.78 - Step 4: Simplify right side
4,780,239.04x = 10,740,070,694,207.29 - Step 5: Solve for x
x = 10,740,070,694,207.29/4,780,239.04 - Step 6: Final answer
x = 2,246,764.36
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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.