Finding the Fourth Proportional to 4,783,758.54, 6,602,344.05 and 2,851,140.12
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Solution
The fourth proportional to 4,783,758.54, 6,602,344.05 and 2,851,140.12 is: 3,935,024.70
Step by Step Solution
- Step 1: Write the proportion equation
4,783,758.54 : 6,602,344.05 = 2,851,140.12 : x - Step 2: Convert to fraction form
4,783,758.54/6,602,344.05 = 2,851,140.12/x - Step 3: Cross multiply
4,783,758.54x = 6,602,344.05 × 2,851,140.12 - Step 4: Simplify right side
4,783,758.54x = 18,824,208,006,998.29 - Step 5: Solve for x
x = 18,824,208,006,998.29/4,783,758.54 - Step 6: Final answer
x = 3,935,024.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.