Finding the Fourth Proportional to 2,227,197.84, 3,073,532.98 and 1,208,602.58
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Solution
The fourth proportional to 2,227,197.84, 3,073,532.98 and 1,208,602.58 is: 1,667,871.54
Step by Step Solution
- Step 1: Write the proportion equation
2,227,197.84 : 3,073,532.98 = 1,208,602.58 : x - Step 2: Convert to fraction form
2,227,197.84/3,073,532.98 = 1,208,602.58/x - Step 3: Cross multiply
2,227,197.84x = 3,073,532.98 × 1,208,602.58 - Step 4: Simplify right side
2,227,197.84x = 3,714,679,889,343.09 - Step 5: Solve for x
x = 3,714,679,889,343.09/2,227,197.84 - Step 6: Final answer
x = 1,667,871.54
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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.