Finding the Fourth Proportional to 1,911,737.36, 2,866,764.71 and 1,012,971.96
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Solution
The fourth proportional to 1,911,737.36, 2,866,764.71 and 1,012,971.96 is: 1,519,012.14
Step by Step Solution
- Step 1: Write the proportion equation
1,911,737.36 : 2,866,764.71 = 1,012,971.96 : x - Step 2: Convert to fraction form
1,911,737.36/2,866,764.71 = 1,012,971.96/x - Step 3: Cross multiply
1,911,737.36x = 2,866,764.71 × 1,012,971.96 - Step 4: Simplify right side
1,911,737.36x = 2,903,952,269,679.96 - Step 5: Solve for x
x = 2,903,952,269,679.96/1,911,737.36 - Step 6: Final answer
x = 1,519,012.14
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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.