Finding the Fourth Proportional to 4,986,294.63, 7,479,440.98 and 1,199,777.50
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Solution
The fourth proportional to 4,986,294.63, 7,479,440.98 and 1,199,777.50 is: 1,799,666.02
Step by Step Solution
- Step 1: Write the proportion equation
4,986,294.63 : 7,479,440.98 = 1,199,777.50 : x - Step 2: Convert to fraction form
4,986,294.63/7,479,440.98 = 1,199,777.50/x - Step 3: Cross multiply
4,986,294.63x = 7,479,440.98 × 1,199,777.50 - Step 4: Simplify right side
4,986,294.63x = 8,973,665,006,731.81 - Step 5: Solve for x
x = 8,973,665,006,731.81/4,986,294.63 - Step 6: Final answer
x = 1,799,666.02
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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.