Finding the Fourth Proportional to 7,177,060.80, 10,767,664.80 and 2,128,492.80
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Solution
The fourth proportional to 7,177,060.80, 10,767,664.80 and 2,128,492.80 is: 3,193,354.17
Step by Step Solution
- Step 1: Write the proportion equation
7,177,060.80 : 10,767,664.80 = 2,128,492.80 : x - Step 2: Convert to fraction form
7,177,060.80/10,767,664.80 = 2,128,492.80/x - Step 3: Cross multiply
7,177,060.80x = 10,767,664.80 × 2,128,492.80 - Step 4: Simplify right side
7,177,060.80x = 22,918,896,999,613.44 - Step 5: Solve for x
x = 22,918,896,999,613.44/7,177,060.80 - Step 6: Final answer
x = 3,193,354.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.