Finding the Fourth Proportional to 1,890,936.02, 2,609,510.58 and 1,031,514.28
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Solution
The fourth proportional to 1,890,936.02, 2,609,510.58 and 1,031,514.28 is: 1,423,500.00
Step by Step Solution
- Step 1: Write the proportion equation
1,890,936.02 : 2,609,510.58 = 1,031,514.28 : x - Step 2: Convert to fraction form
1,890,936.02/2,609,510.58 = 1,031,514.28/x - Step 3: Cross multiply
1,890,936.02x = 2,609,510.58 × 1,031,514.28 - Step 4: Simplify right side
1,890,936.02x = 2,691,747,420,557.31 - Step 5: Solve for x
x = 2,691,747,420,557.31/1,890,936.02 - Step 6: Final answer
x = 1,423,500.00
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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.