Finding the Fourth Proportional to 1,677,823.49, 2,517,064.19 and 666,756.99
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Solution
The fourth proportional to 1,677,823.49, 2,517,064.19 and 666,756.99 is: 1,000,266.21
Step by Step Solution
- Step 1: Write the proportion equation
1,677,823.49 : 2,517,064.19 = 666,756.99 : x - Step 2: Convert to fraction form
1,677,823.49/2,517,064.19 = 666,756.99/x - Step 3: Cross multiply
1,677,823.49x = 2,517,064.19 × 666,756.99 - Step 4: Simplify right side
1,677,823.49x = 1,678,270,139,627.40 - Step 5: Solve for x
x = 1,678,270,139,627.40/1,677,823.49 - Step 6: Final answer
x = 1,000,266.21
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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.