Finding the Fourth Proportional to 5,092,197.53, 7,027,092.09 and 2,800,358.21
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Solution
The fourth proportional to 5,092,197.53, 7,027,092.09 and 2,800,358.21 is: 3,864,417.07
Step by Step Solution
- Step 1: Write the proportion equation
5,092,197.53 : 7,027,092.09 = 2,800,358.21 : x - Step 2: Convert to fraction form
5,092,197.53/7,027,092.09 = 2,800,358.21/x - Step 3: Cross multiply
5,092,197.53x = 7,027,092.09 × 2,800,358.21 - Step 4: Simplify right side
5,092,197.53x = 19,678,375,044,225.29 - Step 5: Solve for x
x = 19,678,375,044,225.29/5,092,197.53 - Step 6: Final answer
x = 3,864,417.07
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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.