Finding the Fourth Proportional to 4,793,925.49, 6,615,577.86 and 2,618,470.01
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Solution
The fourth proportional to 4,793,925.49, 6,615,577.86 and 2,618,470.01 is: 3,613,467.14
Step by Step Solution
- Step 1: Write the proportion equation
4,793,925.49 : 6,615,577.86 = 2,618,470.01 : x - Step 2: Convert to fraction form
4,793,925.49/6,615,577.86 = 2,618,470.01/x - Step 3: Cross multiply
4,793,925.49x = 6,615,577.86 × 2,618,470.01 - Step 4: Simplify right side
4,793,925.49x = 17,322,692,225,229.98 - Step 5: Solve for x
x = 17,322,692,225,229.98/4,793,925.49 - Step 6: Final answer
x = 3,613,467.14
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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.