Finding the Fourth Proportional to 1,889,244.81, 2,829,713.35 and 1,561,316.36
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Solution
The fourth proportional to 1,889,244.81, 2,829,713.35 and 1,561,316.36 is: 2,338,541.68
Step by Step Solution
- Step 1: Write the proportion equation
1,889,244.81 : 2,829,713.35 = 1,561,316.36 : x - Step 2: Convert to fraction form
1,889,244.81/2,829,713.35 = 1,561,316.36/x - Step 3: Cross multiply
1,889,244.81x = 2,829,713.35 × 1,561,316.36 - Step 4: Simplify right side
1,889,244.81x = 4,418,077,751,783.45 - Step 5: Solve for x
x = 4,418,077,751,783.45/1,889,244.81 - Step 6: Final answer
x = 2,338,541.68
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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.