Finding the Fourth Proportional to 1,804,743.75, 2,490,546.38 and 999,927.75
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Solution
The fourth proportional to 1,804,743.75, 2,490,546.38 and 999,927.75 is: 1,379,900.30
Step by Step Solution
- Step 1: Write the proportion equation
1,804,743.75 : 2,490,546.38 = 999,927.75 : x - Step 2: Convert to fraction form
1,804,743.75/2,490,546.38 = 999,927.75/x - Step 3: Cross multiply
1,804,743.75x = 2,490,546.38 × 999,927.75 - Step 4: Simplify right side
1,804,743.75x = 2,490,366,438,024.05 - Step 5: Solve for x
x = 2,490,366,438,024.05/1,804,743.75 - Step 6: Final answer
x = 1,379,900.30
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1.5x scale
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.