Finding the Fourth Proportional to 2,110,077.20, 2,909,014.44 and 1,335,322.64
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Solution
The fourth proportional to 2,110,077.20, 2,909,014.44 and 1,335,322.64 is: 1,840,915.03
Step by Step Solution
- Step 1: Write the proportion equation
2,110,077.20 : 2,909,014.44 = 1,335,322.64 : x - Step 2: Convert to fraction form
2,110,077.20/2,909,014.44 = 1,335,322.64/x - Step 3: Cross multiply
2,110,077.20x = 2,909,014.44 × 1,335,322.64 - Step 4: Simplify right side
2,110,077.20x = 3,884,472,841,818.92 - Step 5: Solve for x
x = 3,884,472,841,818.92/2,110,077.20 - Step 6: Final answer
x = 1,840,915.03
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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.