Finding the Fourth Proportional to 4,977,319.68, 7,467,160.50 and 1,611,526.68
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Solution
The fourth proportional to 4,977,319.68, 7,467,160.50 and 1,611,526.68 is: 2,417,672.39
Step by Step Solution
- Step 1: Write the proportion equation
4,977,319.68 : 7,467,160.50 = 1,611,526.68 : x - Step 2: Convert to fraction form
4,977,319.68/7,467,160.50 = 1,611,526.68/x - Step 3: Cross multiply
4,977,319.68x = 7,467,160.50 × 1,611,526.68 - Step 4: Simplify right side
4,977,319.68x = 12,033,528,369,592.14 - Step 5: Solve for x
x = 12,033,528,369,592.14/4,977,319.68 - Step 6: Final answer
x = 2,417,672.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.