Finding the Fourth Proportional to 5,087,106.95, 7,020,205.98 and 2,795,415.26
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Solution
The fourth proportional to 5,087,106.95, 7,020,205.98 and 2,795,415.26 is: 3,857,672.17
Step by Step Solution
- Step 1: Write the proportion equation
5,087,106.95 : 7,020,205.98 = 2,795,415.26 : x - Step 2: Convert to fraction form
5,087,106.95/7,020,205.98 = 2,795,415.26/x - Step 3: Cross multiply
5,087,106.95x = 7,020,205.98 × 2,795,415.26 - Step 4: Simplify right side
5,087,106.95x = 19,624,390,924,835.25 - Step 5: Solve for x
x = 19,624,390,924,835.25/5,087,106.95 - Step 6: Final answer
x = 3,857,672.17
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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.