Finding the Fourth Proportional to 1,070,357.55, 1,475,664.49 and 850,324.91
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Solution
The fourth proportional to 1,070,357.55, 1,475,664.49 and 850,324.91 is: 1,172,313.19
Step by Step Solution
- Step 1: Write the proportion equation
1,070,357.55 : 1,475,664.49 = 850,324.91 : x - Step 2: Convert to fraction form
1,070,357.55/1,475,664.49 = 850,324.91/x - Step 3: Cross multiply
1,070,357.55x = 1,475,664.49 × 850,324.91 - Step 4: Simplify right side
1,070,357.55x = 1,254,794,277,830.45 - Step 5: Solve for x
x = 1,254,794,277,830.45/1,070,357.55 - Step 6: Final answer
x = 1,172,313.19
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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.