Finding the Fourth Proportional to 2,211,452.76, 3,052,746.43 and 1,486,720.81
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Solution
The fourth proportional to 2,211,452.76, 3,052,746.43 and 1,486,720.81 is: 2,052,307.76
Step by Step Solution
- Step 1: Write the proportion equation
2,211,452.76 : 3,052,746.43 = 1,486,720.81 : x - Step 2: Convert to fraction form
2,211,452.76/3,052,746.43 = 1,486,720.81/x - Step 3: Cross multiply
2,211,452.76x = 3,052,746.43 × 1,486,720.81 - Step 4: Simplify right side
2,211,452.76x = 4,538,581,656,482.88 - Step 5: Solve for x
x = 4,538,581,656,482.88/2,211,452.76 - Step 6: Final answer
x = 2,052,307.76
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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.