Finding the Fourth Proportional to 3,884,154.74, 5,360,452.67 and 2,142,164.84
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Solution
The fourth proportional to 3,884,154.74, 5,360,452.67 and 2,142,164.84 is: 2,956,363.48
Step by Step Solution
- Step 1: Write the proportion equation
3,884,154.74 : 5,360,452.67 = 2,142,164.84 : x - Step 2: Convert to fraction form
3,884,154.74/5,360,452.67 = 2,142,164.84/x - Step 3: Cross multiply
3,884,154.74x = 5,360,452.67 × 2,142,164.84 - Step 4: Simplify right side
3,884,154.74x = 11,482,973,236,158.12 - Step 5: Solve for x
x = 11,482,973,236,158.12/3,884,154.74 - Step 6: Final answer
x = 2,956,363.48
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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.