Finding the Fourth Proportional to 1,199,445.23, 1,655,278.94 and 655,617.62
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Solution
The fourth proportional to 1,199,445.23, 1,655,278.94 and 655,617.62 is: 904,776.65
Step by Step Solution
- Step 1: Write the proportion equation
1,199,445.23 : 1,655,278.94 = 655,617.62 : x - Step 2: Convert to fraction form
1,199,445.23/1,655,278.94 = 655,617.62/x - Step 3: Cross multiply
1,199,445.23x = 1,655,278.94 × 655,617.62 - Step 4: Simplify right side
1,199,445.23x = 1,085,230,044,856.16 - Step 5: Solve for x
x = 1,085,230,044,856.16/1,199,445.23 - Step 6: Final answer
x = 904,776.65
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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.