Finding the Fourth Proportional to 5,605,868.64, 8,378,083.71 and 4,092,738
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Solution
The fourth proportional to 5,605,868.64, 8,378,083.71 and 4,092,738 is: 6,116,679.46
Step by Step Solution
- Step 1: Write the proportion equation
5,605,868.64 : 8,378,083.71 = 4,092,738 : x - Step 2: Convert to fraction form
5,605,868.64/8,378,083.71 = 4,092,738/x - Step 3: Cross multiply
5,605,868.64x = 8,378,083.71 × 4,092,738 - Step 4: Simplify right side
5,605,868.64x = 34,289,301,567,097.98 - Step 5: Solve for x
x = 34,289,301,567,097.98/5,605,868.64 - Step 6: Final answer
x = 6,116,679.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.