Finding the Fourth Proportional to 5,605,869.64, 8,378,085.20 and 4,092,739
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Solution
The fourth proportional to 5,605,869.64, 8,378,085.20 and 4,092,739 is: 6,116,680.95
Step by Step Solution
- Step 1: Write the proportion equation
5,605,869.64 : 8,378,085.20 = 4,092,739 : x - Step 2: Convert to fraction form
5,605,869.64/8,378,085.20 = 4,092,739/x - Step 3: Cross multiply
5,605,869.64x = 8,378,085.20 × 4,092,739 - Step 4: Simplify right side
5,605,869.64x = 34,289,316,043,362.80 - Step 5: Solve for x
x = 34,289,316,043,362.80/5,605,869.64 - Step 6: Final answer
x = 6,116,680.95
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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.