Finding the Fourth Proportional to 1,122,423.24, 1,545,795.18 and 1,050,381.84
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Solution
The fourth proportional to 1,122,423.24, 1,545,795.18 and 1,050,381.84 is: 1,446,580.16
Step by Step Solution
- Step 1: Write the proportion equation
1,122,423.24 : 1,545,795.18 = 1,050,381.84 : x - Step 2: Convert to fraction form
1,122,423.24/1,545,795.18 = 1,050,381.84/x - Step 3: Cross multiply
1,122,423.24x = 1,545,795.18 × 1,050,381.84 - Step 4: Simplify right side
1,122,423.24x = 1,623,675,185,431.53 - Step 5: Solve for x
x = 1,623,675,185,431.53/1,122,423.24 - Step 6: Final answer
x = 1,446,580.16
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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.