Finding the Fourth Proportional to 1,962,959.63, 2,944,440.12 and 615,226.80
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Solution
The fourth proportional to 1,962,959.63, 2,944,440.12 and 615,226.80 is: 922,840.41
Step by Step Solution
- Step 1: Write the proportion equation
1,962,959.63 : 2,944,440.12 = 615,226.80 : x - Step 2: Convert to fraction form
1,962,959.63/2,944,440.12 = 615,226.80/x - Step 3: Cross multiply
1,962,959.63x = 2,944,440.12 × 615,226.80 - Step 4: Simplify right side
1,962,959.63x = 1,811,498,472,819.22 - Step 5: Solve for x
x = 1,811,498,472,819.22/1,962,959.63 - Step 6: Final answer
x = 922,840.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.