Finding the Fourth Proportional to 1,124,416.94, 1,551,707.62 and 615,108.38
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Solution
The fourth proportional to 1,124,416.94, 1,551,707.62 and 615,108.38 is: 848,856.26
Step by Step Solution
- Step 1: Write the proportion equation
1,124,416.94 : 1,551,707.62 = 615,108.38 : x - Step 2: Convert to fraction form
1,124,416.94/1,551,707.62 = 615,108.38/x - Step 3: Cross multiply
1,124,416.94x = 1,551,707.62 × 615,108.38 - Step 4: Simplify right side
1,124,416.94x = 954,468,351,075.55 - Step 5: Solve for x
x = 954,468,351,075.55/1,124,416.94 - Step 6: Final answer
x = 848,856.26
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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.