Finding the Fourth Proportional to 4,536,235.20, 6,807,463.20 and 2,013,700.80
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Solution
The fourth proportional to 4,536,235.20, 6,807,463.20 and 2,013,700.80 is: 3,021,931.95
Step by Step Solution
- Step 1: Write the proportion equation
4,536,235.20 : 6,807,463.20 = 2,013,700.80 : x - Step 2: Convert to fraction form
4,536,235.20/6,807,463.20 = 2,013,700.80/x - Step 3: Cross multiply
4,536,235.20x = 6,807,463.20 × 2,013,700.80 - Step 4: Simplify right side
4,536,235.20x = 13,708,194,091,810.56 - Step 5: Solve for x
x = 13,708,194,091,810.56/4,536,235.20 - Step 6: Final answer
x = 3,021,931.95
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1.5x scale
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.