Finding the Fourth Proportional to 4,232,831.52, 5,841,350.28 and 2,299,129.80
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Solution
The fourth proportional to 4,232,831.52, 5,841,350.28 and 2,299,129.80 is: 3,172,822.36
Step by Step Solution
- Step 1: Write the proportion equation
4,232,831.52 : 5,841,350.28 = 2,299,129.80 : x - Step 2: Convert to fraction form
4,232,831.52/5,841,350.28 = 2,299,129.80/x - Step 3: Cross multiply
4,232,831.52x = 5,841,350.28 × 2,299,129.80 - Step 4: Simplify right side
4,232,831.52x = 13,430,022,500,986.34 - Step 5: Solve for x
x = 13,430,022,500,986.34/4,232,831.52 - Step 6: Final answer
x = 3,172,822.36
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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.