Finding the Fourth Proportional to 2,931,701.54, 4,045,859.37 and 1,642,497.84
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Solution
The fourth proportional to 2,931,701.54, 4,045,859.37 and 1,642,497.84 is: 2,266,709.35
Step by Step Solution
- Step 1: Write the proportion equation
2,931,701.54 : 4,045,859.37 = 1,642,497.84 : x - Step 2: Convert to fraction form
2,931,701.54/4,045,859.37 = 1,642,497.84/x - Step 3: Cross multiply
2,931,701.54x = 4,045,859.37 × 1,642,497.84 - Step 4: Simplify right side
2,931,701.54x = 6,645,315,276,168.76 - Step 5: Solve for x
x = 6,645,315,276,168.76/2,931,701.54 - Step 6: Final answer
x = 2,266,709.35
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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.