Finding the Fourth Proportional to 4,875,187.74, 6,727,753.08 and 2,699,728.26
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Solution
The fourth proportional to 4,875,187.74, 6,727,753.08 and 2,699,728.26 is: 3,725,621.68
Step by Step Solution
- Step 1: Write the proportion equation
4,875,187.74 : 6,727,753.08 = 2,699,728.26 : x - Step 2: Convert to fraction form
4,875,187.74/6,727,753.08 = 2,699,728.26/x - Step 3: Cross multiply
4,875,187.74x = 6,727,753.08 × 2,699,728.26 - Step 4: Simplify right side
4,875,187.74x = 18,163,105,116,378.04 - Step 5: Solve for x
x = 18,163,105,116,378.04/4,875,187.74 - Step 6: Final answer
x = 3,725,621.68
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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.