Finding the Fourth Proportional to 1,609,984.13, 2,221,831.37 and 884,857.55
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Solution
The fourth proportional to 1,609,984.13, 2,221,831.37 and 884,857.55 is: 1,221,132.70
Step by Step Solution
- Step 1: Write the proportion equation
1,609,984.13 : 2,221,831.37 = 884,857.55 : x - Step 2: Convert to fraction form
1,609,984.13/2,221,831.37 = 884,857.55/x - Step 3: Cross multiply
1,609,984.13x = 2,221,831.37 × 884,857.55 - Step 4: Simplify right side
1,609,984.13x = 1,966,004,262,571.34 - Step 5: Solve for x
x = 1,966,004,262,571.34/1,609,984.13 - Step 6: Final answer
x = 1,221,132.70
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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.