Finding the Fourth Proportional to 5,504,927.70, 8,257,391.55 and 2,316,281.70
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Solution
The fourth proportional to 5,504,927.70, 8,257,391.55 and 2,316,281.70 is: 3,474,422.55
Step by Step Solution
- Step 1: Write the proportion equation
5,504,927.70 : 8,257,391.55 = 2,316,281.70 : x - Step 2: Convert to fraction form
5,504,927.70/8,257,391.55 = 2,316,281.70/x - Step 3: Cross multiply
5,504,927.70x = 8,257,391.55 × 2,316,281.70 - Step 4: Simplify right side
5,504,927.70x = 19,126,444,936,999.64 - Step 5: Solve for x
x = 19,126,444,936,999.64/5,504,927.70 - Step 6: Final answer
x = 3,474,422.55
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1.5x scale
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.