Finding the Fourth Proportional to 1,925,950.77, 2,657,809.67 and 1,066,509.99
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Solution
The fourth proportional to 1,925,950.77, 2,657,809.67 and 1,066,509.99 is: 1,471,782.46
Step by Step Solution
- Step 1: Write the proportion equation
1,925,950.77 : 2,657,809.67 = 1,066,509.99 : x - Step 2: Convert to fraction form
1,925,950.77/2,657,809.67 = 1,066,509.99/x - Step 3: Cross multiply
1,925,950.77x = 2,657,809.67 × 1,066,509.99 - Step 4: Simplify right side
1,925,950.77x = 2,834,580,559,241.05 - Step 5: Solve for x
x = 2,834,580,559,241.05/1,925,950.77 - Step 6: Final answer
x = 1,471,782.46
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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.