Finding the Fourth Proportional to 2,015,702.73, 2,781,645.93 and 1,097,928.99
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Solution
The fourth proportional to 2,015,702.73, 2,781,645.93 and 1,097,928.99 is: 1,515,129.02
Step by Step Solution
- Step 1: Write the proportion equation
2,015,702.73 : 2,781,645.93 = 1,097,928.99 : x - Step 2: Convert to fraction form
2,015,702.73/2,781,645.93 = 1,097,928.99/x - Step 3: Cross multiply
2,015,702.73x = 2,781,645.93 × 1,097,928.99 - Step 4: Simplify right side
2,015,702.73x = 3,054,049,706,462.51 - Step 5: Solve for x
x = 3,054,049,706,462.51/2,015,702.73 - Step 6: Final answer
x = 1,515,129.02
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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.