Finding the Fourth Proportional to 1,302,414.03, 1,796,342.99 and 1,140,988.82
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Solution
The fourth proportional to 1,302,414.03, 1,796,342.99 and 1,140,988.82 is: 1,573,698.71
Step by Step Solution
- Step 1: Write the proportion equation
1,302,414.03 : 1,796,342.99 = 1,140,988.82 : x - Step 2: Convert to fraction form
1,302,414.03/1,796,342.99 = 1,140,988.82/x - Step 3: Cross multiply
1,302,414.03x = 1,796,342.99 × 1,140,988.82 - Step 4: Simplify right side
1,302,414.03x = 2,049,607,275,818.70 - Step 5: Solve for x
x = 2,049,607,275,818.70/1,302,414.03 - Step 6: Final answer
x = 1,573,698.71
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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.