Finding the Fourth Proportional to 1,889,795.43, 2,607,969.99 and 1,154,868.66
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Solution
The fourth proportional to 1,889,795.43, 2,607,969.99 and 1,154,868.66 is: 1,593,750.71
Step by Step Solution
- Step 1: Write the proportion equation
1,889,795.43 : 2,607,969.99 = 1,154,868.66 : x - Step 2: Convert to fraction form
1,889,795.43/2,607,969.99 = 1,154,868.66/x - Step 3: Cross multiply
1,889,795.43x = 2,607,969.99 × 1,154,868.66 - Step 4: Simplify right side
1,889,795.43x = 3,011,862,807,671.51 - Step 5: Solve for x
x = 3,011,862,807,671.51/1,889,795.43 - Step 6: Final answer
x = 1,593,750.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.