Finding the Fourth Proportional to 3,411,058.45, 4,707,236.28 and 1,862,320.08
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Solution
The fourth proportional to 3,411,058.45, 4,707,236.28 and 1,862,320.08 is: 2,569,988.40
Step by Step Solution
- Step 1: Write the proportion equation
3,411,058.45 : 4,707,236.28 = 1,862,320.08 : x - Step 2: Convert to fraction form
3,411,058.45/4,707,236.28 = 1,862,320.08/x - Step 3: Cross multiply
3,411,058.45x = 4,707,236.28 × 1,862,320.08 - Step 4: Simplify right side
3,411,058.45x = 8,766,380,645,548.50 - Step 5: Solve for x
x = 8,766,380,645,548.50/3,411,058.45 - Step 6: Final answer
x = 2,569,988.40
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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.