Finding the Fourth Proportional to 5,305,787.84, 7,955,692.14 and 1,845,940.84
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Solution
The fourth proportional to 5,305,787.84, 7,955,692.14 and 1,845,940.84 is: 2,767,871.14
Step by Step Solution
- Step 1: Write the proportion equation
5,305,787.84 : 7,955,692.14 = 1,845,940.84 : x - Step 2: Convert to fraction form
5,305,787.84/7,955,692.14 = 1,845,940.84/x - Step 3: Cross multiply
5,305,787.84x = 7,955,692.14 × 1,845,940.84 - Step 4: Simplify right side
5,305,787.84x = 14,685,737,031,693.00 - Step 5: Solve for x
x = 14,685,737,031,693.00/5,305,787.84 - Step 6: Final answer
x = 2,767,871.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.