Finding the Fourth Proportional to 4,542,248.48, 6,268,309.12 and 2,477,269.04
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Solution
The fourth proportional to 4,542,248.48, 6,268,309.12 and 2,477,269.04 is: 3,418,634.67
Step by Step Solution
- Step 1: Write the proportion equation
4,542,248.48 : 6,268,309.12 = 2,477,269.04 : x - Step 2: Convert to fraction form
4,542,248.48/6,268,309.12 = 2,477,269.04/x - Step 3: Cross multiply
4,542,248.48x = 6,268,309.12 × 2,477,269.04 - Step 4: Simplify right side
4,542,248.48x = 15,528,288,116,125.64 - Step 5: Solve for x
x = 15,528,288,116,125.64/4,542,248.48 - Step 6: Final answer
x = 3,418,634.67
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Double scale
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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.