Finding the Fourth Proportional to 6,221,492.30, 9,332,238.45 and 1,733,768.30
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Solution
The fourth proportional to 6,221,492.30, 9,332,238.45 and 1,733,768.30 is: 2,600,652.45
Step by Step Solution
- Step 1: Write the proportion equation
6,221,492.30 : 9,332,238.45 = 1,733,768.30 : x - Step 2: Convert to fraction form
6,221,492.30/9,332,238.45 = 1,733,768.30/x - Step 3: Cross multiply
6,221,492.30x = 9,332,238.45 × 1,733,768.30 - Step 4: Simplify right side
6,221,492.30x = 16,179,939,192,651.13 - Step 5: Solve for x
x = 16,179,939,192,651.13/6,221,492.30 - Step 6: Final answer
x = 2,600,652.45
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Double scale
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Similar ratio
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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.