Finding the Fourth Proportional to 2,736,708.18, 3,777,256.80 and 1,591,449.18
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Solution
The fourth proportional to 2,736,708.18, 3,777,256.80 and 1,591,449.18 is: 2,196,548.50
Step by Step Solution
- Step 1: Write the proportion equation
2,736,708.18 : 3,777,256.80 = 1,591,449.18 : x - Step 2: Convert to fraction form
2,736,708.18/3,777,256.80 = 1,591,449.18/x - Step 3: Cross multiply
2,736,708.18x = 3,777,256.80 × 1,591,449.18 - Step 4: Simplify right side
2,736,708.18x = 6,011,312,237,009.42 - Step 5: Solve for x
x = 6,011,312,237,009.42/2,736,708.18 - Step 6: Final answer
x = 2,196,548.50
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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.