Finding the Fourth Proportional to 4,319,078.36, 5,960,368.95 and 2,458,403.00
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Solution
The fourth proportional to 4,319,078.36, 5,960,368.95 and 2,458,403.00 is: 3,392,619.38
Step by Step Solution
- Step 1: Write the proportion equation
4,319,078.36 : 5,960,368.95 = 2,458,403.00 : x - Step 2: Convert to fraction form
4,319,078.36/5,960,368.95 = 2,458,403.00/x - Step 3: Cross multiply
4,319,078.36x = 5,960,368.95 × 2,458,403.00 - Step 4: Simplify right side
4,319,078.36x = 14,652,988,938,472.97 - Step 5: Solve for x
x = 14,652,988,938,472.97/4,319,078.36 - Step 6: Final answer
x = 3,392,619.38
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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.