Finding the Fourth Proportional to 4,788,889.08, 6,608,665.04 and 2,613,432.19
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Solution
The fourth proportional to 4,788,889.08, 6,608,665.04 and 2,613,432.19 is: 3,606,535.39
Step by Step Solution
- Step 1: Write the proportion equation
4,788,889.08 : 6,608,665.04 = 2,613,432.19 : x - Step 2: Convert to fraction form
4,788,889.08/6,608,665.04 = 2,613,432.19/x - Step 3: Cross multiply
4,788,889.08x = 6,608,665.04 × 2,613,432.19 - Step 4: Simplify right side
4,788,889.08x = 17,271,297,948,463.64 - Step 5: Solve for x
x = 17,271,297,948,463.64/4,788,889.08 - Step 6: Final answer
x = 3,606,535.39
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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.