Finding the Fourth Proportional to 3,817,747.20, 5,268,494.40 and 2,098,896.96
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Solution
The fourth proportional to 3,817,747.20, 5,268,494.40 and 2,098,896.96 is: 2,896,479.60
Step by Step Solution
- Step 1: Write the proportion equation
3,817,747.20 : 5,268,494.40 = 2,098,896.96 : x - Step 2: Convert to fraction form
3,817,747.20/5,268,494.40 = 2,098,896.96/x - Step 3: Cross multiply
3,817,747.20x = 5,268,494.40 × 2,098,896.96 - Step 4: Simplify right side
3,817,747.20x = 11,058,026,879,937.03 - Step 5: Solve for x
x = 11,058,026,879,937.03/3,817,747.20 - Step 6: Final answer
x = 2,896,479.60
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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.