Finding the Fourth Proportional to 1,348,778.01, 1,861,291.93 and 736,917.63
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Solution
The fourth proportional to 1,348,778.01, 1,861,291.93 and 736,917.63 is: 1,016,934.46
Step by Step Solution
- Step 1: Write the proportion equation
1,348,778.01 : 1,861,291.93 = 736,917.63 : x - Step 2: Convert to fraction form
1,348,778.01/1,861,291.93 = 736,917.63/x - Step 3: Cross multiply
1,348,778.01x = 1,861,291.93 × 736,917.63 - Step 4: Simplify right side
1,348,778.01x = 1,371,618,837,793.73 - Step 5: Solve for x
x = 1,371,618,837,793.73/1,348,778.01 - Step 6: Final answer
x = 1,016,934.46
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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.