Finding the Fourth Proportional to 5,070,442.52, 7,605,940.84 and 1,283,958.20
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Solution
The fourth proportional to 5,070,442.52, 7,605,940.84 and 1,283,958.20 is: 1,926,007.46
Step by Step Solution
- Step 1: Write the proportion equation
5,070,442.52 : 7,605,940.84 = 1,283,958.20 : x - Step 2: Convert to fraction form
5,070,442.52/7,605,940.84 = 1,283,958.20/x - Step 3: Cross multiply
5,070,442.52x = 7,605,940.84 × 1,283,958.20 - Step 4: Simplify right side
5,070,442.52x = 9,765,710,126,037.84 - Step 5: Solve for x
x = 9,765,710,126,037.84/5,070,442.52 - Step 6: Final answer
x = 1,926,007.46
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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.