Finding the Fourth Proportional to 1,132,216.38, 1,562,470.97 and 615,973.19
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Solution
The fourth proportional to 1,132,216.38, 1,562,470.97 and 615,973.19 is: 850,049.72
Step by Step Solution
- Step 1: Write the proportion equation
1,132,216.38 : 1,562,470.97 = 615,973.19 : x - Step 2: Convert to fraction form
1,132,216.38/1,562,470.97 = 615,973.19/x - Step 3: Cross multiply
1,132,216.38x = 1,562,470.97 × 615,973.19 - Step 4: Simplify right side
1,132,216.38x = 962,440,216,781.07 - Step 5: Solve for x
x = 962,440,216,781.07/1,132,216.38 - Step 6: Final answer
x = 850,049.72
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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.