Finding the Fourth Proportional to 1,921,833.84, 2,880,499.08 and 783,885.84
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Solution
The fourth proportional to 1,921,833.84, 2,880,499.08 and 783,885.84 is: 1,174,910.34
Step by Step Solution
- Step 1: Write the proportion equation
1,921,833.84 : 2,880,499.08 = 783,885.84 : x - Step 2: Convert to fraction form
1,921,833.84/2,880,499.08 = 783,885.84/x - Step 3: Cross multiply
1,921,833.84x = 2,880,499.08 × 783,885.84 - Step 4: Simplify right side
1,921,833.84x = 2,257,982,440,945.03 - Step 5: Solve for x
x = 2,257,982,440,945.03/1,921,833.84 - Step 6: Final answer
x = 1,174,910.34
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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.