Finding the Fourth Proportional to 1,606,425.84, 2,216,846.68 and 918,089.84
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Solution
The fourth proportional to 1,606,425.84, 2,216,846.68 and 918,089.84 is: 1,266,951.99
Step by Step Solution
- Step 1: Write the proportion equation
1,606,425.84 : 2,216,846.68 = 918,089.84 : x - Step 2: Convert to fraction form
1,606,425.84/2,216,846.68 = 918,089.84/x - Step 3: Cross multiply
1,606,425.84x = 2,216,846.68 × 918,089.84 - Step 4: Simplify right side
1,606,425.84x = 2,035,264,413,745.73 - Step 5: Solve for x
x = 2,035,264,413,745.73/1,606,425.84 - Step 6: Final answer
x = 1,266,951.99
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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.