Finding the Fourth Proportional to 2,028,671.68, 2,799,567 and 1,123,253.68
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Solution
The fourth proportional to 2,028,671.68, 2,799,567 and 1,123,253.68 is: 1,550,090.12
Step by Step Solution
- Step 1: Write the proportion equation
2,028,671.68 : 2,799,567 = 1,123,253.68 : x - Step 2: Convert to fraction form
2,028,671.68/2,799,567 = 1,123,253.68/x - Step 3: Cross multiply
2,028,671.68x = 2,799,567 × 1,123,253.68 - Step 4: Simplify right side
2,028,671.68x = 3,144,623,935,156.56 - Step 5: Solve for x
x = 3,144,623,935,156.56/2,028,671.68 - Step 6: Final answer
x = 1,550,090.12
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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.