Finding the Fourth Proportional to 1,132,536.16, 1,562,879.68 and 616,272.49
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Solution
The fourth proportional to 1,132,536.16, 1,562,879.68 and 616,272.49 is: 850,445.03
Step by Step Solution
- Step 1: Write the proportion equation
1,132,536.16 : 1,562,879.68 = 616,272.49 : x - Step 2: Convert to fraction form
1,132,536.16/1,562,879.68 = 616,272.49/x - Step 3: Cross multiply
1,132,536.16x = 1,562,879.68 × 616,272.49 - Step 4: Simplify right side
1,132,536.16x = 963,159,751,964.00 - Step 5: Solve for x
x = 963,159,751,964.00/1,132,536.16 - Step 6: Final answer
x = 850,445.03
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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.