Finding the Fourth Proportional to 2,327,449.03, 3,211,799.10 and 1,280,772.70
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Solution
The fourth proportional to 2,327,449.03, 3,211,799.10 and 1,280,772.70 is: 1,767,421.99
Step by Step Solution
- Step 1: Write the proportion equation
2,327,449.03 : 3,211,799.10 = 1,280,772.70 : x - Step 2: Convert to fraction form
2,327,449.03/3,211,799.10 = 1,280,772.70/x - Step 3: Cross multiply
2,327,449.03x = 3,211,799.10 × 1,280,772.70 - Step 4: Simplify right side
2,327,449.03x = 4,113,584,605,164.57 - Step 5: Solve for x
x = 4,113,584,605,164.57/2,327,449.03 - Step 6: Final answer
x = 1,767,421.99
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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.