Finding the Fourth Proportional to 1,476,537.99, 2,217,209.84 and 911,510.82
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Solution
The fourth proportional to 1,476,537.99, 2,217,209.84 and 911,510.82 is: 1,368,749.58
Step by Step Solution
- Step 1: Write the proportion equation
1,476,537.99 : 2,217,209.84 = 911,510.82 : x - Step 2: Convert to fraction form
1,476,537.99/2,217,209.84 = 911,510.82/x - Step 3: Cross multiply
1,476,537.99x = 2,217,209.84 × 911,510.82 - Step 4: Simplify right side
1,476,537.99x = 2,021,010,755,667.46 - Step 5: Solve for x
x = 2,021,010,755,667.46/1,476,537.99 - Step 6: Final answer
x = 1,368,749.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.