Finding the Fourth Proportional to 1,124,335.05, 1,551,594.67 and 615,037.43
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Solution
The fourth proportional to 1,124,335.05, 1,551,594.67 and 615,037.43 is: 848,758.37
Step by Step Solution
- Step 1: Write the proportion equation
1,124,335.05 : 1,551,594.67 = 615,037.43 : x - Step 2: Convert to fraction form
1,124,335.05/1,551,594.67 = 615,037.43/x - Step 3: Cross multiply
1,124,335.05x = 1,551,594.67 × 615,037.43 - Step 4: Simplify right side
1,124,335.05x = 954,288,788,942.93 - Step 5: Solve for x
x = 954,288,788,942.93/1,124,335.05 - Step 6: Final answer
x = 848,758.37
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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.