Finding the Fourth Proportional to 1,974,910.17, 2,961,524.11 and 775,991.47
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Solution
The fourth proportional to 1,974,910.17, 2,961,524.11 and 775,991.47 is: 1,163,656.70
Step by Step Solution
- Step 1: Write the proportion equation
1,974,910.17 : 2,961,524.11 = 775,991.47 : x - Step 2: Convert to fraction form
1,974,910.17/2,961,524.11 = 775,991.47/x - Step 3: Cross multiply
1,974,910.17x = 2,961,524.11 × 775,991.47 - Step 4: Simplify right side
1,974,910.17x = 2,298,117,447,559.34 - Step 5: Solve for x
x = 2,298,117,447,559.34/1,974,910.17 - Step 6: Final answer
x = 1,163,656.70
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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.