Finding the Fourth Proportional to 2,818,544.68, 4,227,780.12 and 688,647.25
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Solution
The fourth proportional to 2,818,544.68, 4,227,780.12 and 688,647.25 is: 1,032,961.86
Step by Step Solution
- Step 1: Write the proportion equation
2,818,544.68 : 4,227,780.12 = 688,647.25 : x - Step 2: Convert to fraction form
2,818,544.68/4,227,780.12 = 688,647.25/x - Step 3: Cross multiply
2,818,544.68x = 4,227,780.12 × 688,647.25 - Step 4: Simplify right side
2,818,544.68x = 2,911,449,155,944.97 - Step 5: Solve for x
x = 2,911,449,155,944.97/2,818,544.68 - Step 6: Final answer
x = 1,032,961.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.