Finding the Fourth Proportional to 4,609,512.56, 6,914,268.84 and 1,243,719.56
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Solution
The fourth proportional to 4,609,512.56, 6,914,268.84 and 1,243,719.56 is: 1,865,579.34
Step by Step Solution
- Step 1: Write the proportion equation
4,609,512.56 : 6,914,268.84 = 1,243,719.56 : x - Step 2: Convert to fraction form
4,609,512.56/6,914,268.84 = 1,243,719.56/x - Step 3: Cross multiply
4,609,512.56x = 6,914,268.84 × 1,243,719.56 - Step 4: Simplify right side
4,609,512.56x = 8,599,411,421,356.13 - Step 5: Solve for x
x = 8,599,411,421,356.13/4,609,512.56 - Step 6: Final answer
x = 1,865,579.34
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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.