Finding the Fourth Proportional to 2,439,897.84, 3,367,010.58 and 1,352,146.92
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Solution
The fourth proportional to 2,439,897.84, 3,367,010.58 and 1,352,146.92 is: 1,865,935.91
Step by Step Solution
- Step 1: Write the proportion equation
2,439,897.84 : 3,367,010.58 = 1,352,146.92 : x - Step 2: Convert to fraction form
2,439,897.84/3,367,010.58 = 1,352,146.92/x - Step 3: Cross multiply
2,439,897.84x = 3,367,010.58 × 1,352,146.92 - Step 4: Simplify right side
2,439,897.84x = 4,552,692,985,354.41 - Step 5: Solve for x
x = 4,552,692,985,354.41/2,439,897.84 - Step 6: Final answer
x = 1,865,935.91
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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.