Finding the Fourth Proportional to 1,581,981.84, 2,183,269.95 and 893,780.73
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Solution
The fourth proportional to 1,581,981.84, 2,183,269.95 and 893,780.73 is: 1,233,493.69
Step by Step Solution
- Step 1: Write the proportion equation
1,581,981.84 : 2,183,269.95 = 893,780.73 : x - Step 2: Convert to fraction form
1,581,981.84/2,183,269.95 = 893,780.73/x - Step 3: Cross multiply
1,581,981.84x = 2,183,269.95 × 893,780.73 - Step 4: Simplify right side
1,581,981.84x = 1,951,364,609,698.06 - Step 5: Solve for x
x = 1,951,364,609,698.06/1,581,981.84 - Step 6: Final answer
x = 1,233,493.69
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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.