Finding the Fourth Proportional to 2,486,164.68, 3,430,762.02 and 1,383,566.76
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Solution
The fourth proportional to 2,486,164.68, 3,430,762.02 and 1,383,566.76 is: 1,909,241.30
Step by Step Solution
- Step 1: Write the proportion equation
2,486,164.68 : 3,430,762.02 = 1,383,566.76 : x - Step 2: Convert to fraction form
2,486,164.68/3,430,762.02 = 1,383,566.76/x - Step 3: Cross multiply
2,486,164.68x = 3,430,762.02 × 1,383,566.76 - Step 4: Simplify right side
2,486,164.68x = 4,746,688,292,342.46 - Step 5: Solve for x
x = 4,746,688,292,342.46/2,486,164.68 - Step 6: Final answer
x = 1,909,241.30
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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.