Finding the Fourth Proportional to 2,807,899.31, 4,211,848.97 and 1,010,742.99
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Solution
The fourth proportional to 2,807,899.31, 4,211,848.97 and 1,010,742.99 is: 1,516,114.49
Step by Step Solution
- Step 1: Write the proportion equation
2,807,899.31 : 4,211,848.97 = 1,010,742.99 : x - Step 2: Convert to fraction form
2,807,899.31/4,211,848.97 = 1,010,742.99/x - Step 3: Cross multiply
2,807,899.31x = 4,211,848.97 × 1,010,742.99 - Step 4: Simplify right side
2,807,899.31x = 4,257,096,816,312.51 - Step 5: Solve for x
x = 4,257,096,816,312.51/2,807,899.31 - Step 6: Final answer
x = 1,516,114.49
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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.