Finding the Fourth Proportional to 4,822,359.09, 6,655,188.18 and 3,187,931.97
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Solution
The fourth proportional to 4,822,359.09, 6,655,188.18 and 3,187,931.97 is: 4,399,566.02
Step by Step Solution
- Step 1: Write the proportion equation
4,822,359.09 : 6,655,188.18 = 3,187,931.97 : x - Step 2: Convert to fraction form
4,822,359.09/6,655,188.18 = 3,187,931.97/x - Step 3: Cross multiply
4,822,359.09x = 6,655,188.18 × 3,187,931.97 - Step 4: Simplify right side
4,822,359.09x = 21,216,287,165,388.11 - Step 5: Solve for x
x = 21,216,287,165,388.11/4,822,359.09 - Step 6: Final answer
x = 4,399,566.02
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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.