Finding the Fourth Proportional to 1,199,496.54, 1,655,259.99 and 655,627.74
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Solution
The fourth proportional to 1,199,496.54, 1,655,259.99 and 655,627.74 is: 904,741.56
Step by Step Solution
- Step 1: Write the proportion equation
1,199,496.54 : 1,655,259.99 = 655,627.74 : x - Step 2: Convert to fraction form
1,199,496.54/1,655,259.99 = 655,627.74/x - Step 3: Cross multiply
1,199,496.54x = 1,655,259.99 × 655,627.74 - Step 4: Simplify right side
1,199,496.54x = 1,085,234,366,356.12 - Step 5: Solve for x
x = 1,085,234,366,356.12/1,199,496.54 - Step 6: Final answer
x = 904,741.56
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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.