Finding the Fourth Proportional to 4,545,734.10, 6,810,331.86 and 2,646,718.26
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Solution
The fourth proportional to 4,545,734.10, 6,810,331.86 and 2,646,718.26 is: 3,965,262.66
Step by Step Solution
- Step 1: Write the proportion equation
4,545,734.10 : 6,810,331.86 = 2,646,718.26 : x - Step 2: Convert to fraction form
4,545,734.10/6,810,331.86 = 2,646,718.26/x - Step 3: Cross multiply
4,545,734.10x = 6,810,331.86 × 2,646,718.26 - Step 4: Simplify right side
4,545,734.10x = 18,025,029,690,521.76 - Step 5: Solve for x
x = 18,025,029,690,521.76/4,545,734.10 - Step 6: Final answer
x = 3,965,262.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.