Finding the Fourth Proportional to 4,531,472.64, 6,254,029.44 and 2,720,753.28
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Solution
The fourth proportional to 4,531,472.64, 6,254,029.44 and 2,720,753.28 is: 3,754,998.09
Step by Step Solution
- Step 1: Write the proportion equation
4,531,472.64 : 6,254,029.44 = 2,720,753.28 : x - Step 2: Convert to fraction form
4,531,472.64/6,254,029.44 = 2,720,753.28/x - Step 3: Cross multiply
4,531,472.64x = 6,254,029.44 × 2,720,753.28 - Step 4: Simplify right side
4,531,472.64x = 17,015,671,112,096.56 - Step 5: Solve for x
x = 17,015,671,112,096.56/4,531,472.64 - Step 6: Final answer
x = 3,754,998.09
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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.