Finding the Fourth Proportional to 2,657,186.76, 3,665,281.14 and 1,893,487.08
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Solution
The fourth proportional to 2,657,186.76, 3,665,281.14 and 1,893,487.08 is: 2,611,845.95
Step by Step Solution
- Step 1: Write the proportion equation
2,657,186.76 : 3,665,281.14 = 1,893,487.08 : x - Step 2: Convert to fraction form
2,657,186.76/3,665,281.14 = 1,893,487.08/x - Step 3: Cross multiply
2,657,186.76x = 3,665,281.14 × 1,893,487.08 - Step 4: Simplify right side
2,657,186.76x = 6,940,162,483,157.67 - Step 5: Solve for x
x = 6,940,162,483,157.67/2,657,186.76 - Step 6: Final answer
x = 2,611,845.95
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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.