Finding the Fourth Proportional to 5,160,849.04, 7,122,214.74 and 2,869,048
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Solution
The fourth proportional to 5,160,849.04, 7,122,214.74 and 2,869,048 is: 3,959,421.37
Step by Step Solution
- Step 1: Write the proportion equation
5,160,849.04 : 7,122,214.74 = 2,869,048 : x - Step 2: Convert to fraction form
5,160,849.04/7,122,214.74 = 2,869,048/x - Step 3: Cross multiply
5,160,849.04x = 7,122,214.74 × 2,869,048 - Step 4: Simplify right side
5,160,849.04x = 20,433,975,955,367.52 - Step 5: Solve for x
x = 20,433,975,955,367.52/5,160,849.04 - Step 6: Final answer
x = 3,959,421.37
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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.