Finding the Fourth Proportional to 1,717,036.65, 2,369,519.73 and 1,072,830.42
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Solution
The fourth proportional to 1,717,036.65, 2,369,519.73 and 1,072,830.42 is: 1,480,511.70
Step by Step Solution
- Step 1: Write the proportion equation
1,717,036.65 : 2,369,519.73 = 1,072,830.42 : x - Step 2: Convert to fraction form
1,717,036.65/2,369,519.73 = 1,072,830.42/x - Step 3: Cross multiply
1,717,036.65x = 2,369,519.73 × 1,072,830.42 - Step 4: Simplify right side
1,717,036.65x = 2,542,092,847,134.19 - Step 5: Solve for x
x = 2,542,092,847,134.19/1,717,036.65 - Step 6: Final answer
x = 1,480,511.70
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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.