Finding the Fourth Proportional to 1,199,407.14, 1,655,220.15 and 655,531.02
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Solution
The fourth proportional to 1,199,407.14, 1,655,220.15 and 655,531.02 is: 904,653.74
Step by Step Solution
- Step 1: Write the proportion equation
1,199,407.14 : 1,655,220.15 = 655,531.02 : x - Step 2: Convert to fraction form
1,199,407.14/1,655,220.15 = 655,531.02/x - Step 3: Cross multiply
1,199,407.14x = 1,655,220.15 × 655,531.02 - Step 4: Simplify right side
1,199,407.14x = 1,085,048,153,254.05 - Step 5: Solve for x
x = 1,085,048,153,254.05/1,199,407.14 - Step 6: Final answer
x = 904,653.74
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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.