Finding the Fourth Proportional to 1,330,309.17, 1,995,474.69 and 572,098.14
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Solution
The fourth proportional to 1,330,309.17, 1,995,474.69 and 572,098.14 is: 858,151.91
Step by Step Solution
- Step 1: Write the proportion equation
1,330,309.17 : 1,995,474.69 = 572,098.14 : x - Step 2: Convert to fraction form
1,330,309.17/1,995,474.69 = 572,098.14/x - Step 3: Cross multiply
1,330,309.17x = 1,995,474.69 × 572,098.14 - Step 4: Simplify right side
1,330,309.17x = 1,141,607,358,566.08 - Step 5: Solve for x
x = 1,141,607,358,566.08/1,330,309.17 - Step 6: Final answer
x = 858,151.91
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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.