Finding the Fourth Proportional to 4,550,661.84, 6,823,351.92 and 2,154,486.24
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Solution
The fourth proportional to 4,550,661.84, 6,823,351.92 and 2,154,486.24 is: 3,230,479.07
Step by Step Solution
- Step 1: Write the proportion equation
4,550,661.84 : 6,823,351.92 = 2,154,486.24 : x - Step 2: Convert to fraction form
4,550,661.84/6,823,351.92 = 2,154,486.24/x - Step 3: Cross multiply
4,550,661.84x = 6,823,351.92 × 2,154,486.24 - Step 4: Simplify right side
4,550,661.84x = 14,700,817,822,317.58 - Step 5: Solve for x
x = 14,700,817,822,317.58/4,550,661.84 - Step 6: Final answer
x = 3,230,479.07
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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.