Finding the Fourth Proportional to 4,358,785.13, 6,015,178.56 and 2,398,888.77
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Solution
The fourth proportional to 4,358,785.13, 6,015,178.56 and 2,398,888.77 is: 3,310,496.82
Step by Step Solution
- Step 1: Write the proportion equation
4,358,785.13 : 6,015,178.56 = 2,398,888.77 : x - Step 2: Convert to fraction form
4,358,785.13/6,015,178.56 = 2,398,888.77/x - Step 3: Cross multiply
4,358,785.13x = 6,015,178.56 × 2,398,888.77 - Step 4: Simplify right side
4,358,785.13x = 14,429,744,297,128.77 - Step 5: Solve for x
x = 14,429,744,297,128.77/4,358,785.13 - Step 6: Final answer
x = 3,310,496.82
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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.