Finding the Fourth Proportional to 1,951,948.15, 2,923,657.98 and 811,251.88
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Solution
The fourth proportional to 1,951,948.15, 2,923,657.98 and 811,251.88 is: 1,215,105.55
Step by Step Solution
- Step 1: Write the proportion equation
1,951,948.15 : 2,923,657.98 = 811,251.88 : x - Step 2: Convert to fraction form
1,951,948.15/2,923,657.98 = 811,251.88/x - Step 3: Cross multiply
1,951,948.15x = 2,923,657.98 × 811,251.88 - Step 4: Simplify right side
1,951,948.15x = 2,371,823,032,752.00 - Step 5: Solve for x
x = 2,371,823,032,752.00/1,951,948.15 - Step 6: Final answer
x = 1,215,105.55
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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.