Finding the Fourth Proportional to 3,330,612.48, 4,995,931.52 and 806,263.68
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Solution
The fourth proportional to 3,330,612.48, 4,995,931.52 and 806,263.68 is: 1,209,398.62
Step by Step Solution
- Step 1: Write the proportion equation
3,330,612.48 : 4,995,931.52 = 806,263.68 : x - Step 2: Convert to fraction form
3,330,612.48/4,995,931.52 = 806,263.68/x - Step 3: Cross multiply
3,330,612.48x = 4,995,931.52 × 806,263.68 - Step 4: Simplify right side
3,330,612.48x = 4,028,038,132,343.19 - Step 5: Solve for x
x = 4,028,038,132,343.19/3,330,612.48 - Step 6: Final answer
x = 1,209,398.62
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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.