Finding the Fourth Proportional to 1,827,251.94, 2,521,577.14 and 1,011,438.12
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Solution
The fourth proportional to 1,827,251.94, 2,521,577.14 and 1,011,438.12 is: 1,395,767.70
Step by Step Solution
- Step 1: Write the proportion equation
1,827,251.94 : 2,521,577.14 = 1,011,438.12 : x - Step 2: Convert to fraction form
1,827,251.94/2,521,577.14 = 1,011,438.12/x - Step 3: Cross multiply
1,827,251.94x = 2,521,577.14 × 1,011,438.12 - Step 4: Simplify right side
1,827,251.94x = 2,550,419,241,916.58 - Step 5: Solve for x
x = 2,550,419,241,916.58/1,827,251.94 - Step 6: Final answer
x = 1,395,767.70
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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.