Finding the Fourth Proportional to 1,372,230.08, 1,893,649.12 and 760,377.48
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Solution
The fourth proportional to 1,372,230.08, 1,893,649.12 and 760,377.48 is: 1,049,305.19
Step by Step Solution
- Step 1: Write the proportion equation
1,372,230.08 : 1,893,649.12 = 760,377.48 : x - Step 2: Convert to fraction form
1,372,230.08/1,893,649.12 = 760,377.48/x - Step 3: Cross multiply
1,372,230.08x = 1,893,649.12 × 760,377.48 - Step 4: Simplify right side
1,372,230.08x = 1,439,888,145,869.82 - Step 5: Solve for x
x = 1,439,888,145,869.82/1,372,230.08 - Step 6: Final answer
x = 1,049,305.19
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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.