Finding the Fourth Proportional to 3,925,499.31, 5,888,241.63 and 1,230,030.99
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Solution
The fourth proportional to 3,925,499.31, 5,888,241.63 and 1,230,030.99 is: 1,845,044.19
Step by Step Solution
- Step 1: Write the proportion equation
3,925,499.31 : 5,888,241.63 = 1,230,030.99 : x - Step 2: Convert to fraction form
3,925,499.31/5,888,241.63 = 1,230,030.99/x - Step 3: Cross multiply
3,925,499.31x = 5,888,241.63 × 1,230,030.99 - Step 4: Simplify right side
3,925,499.31x = 7,242,719,681,508.11 - Step 5: Solve for x
x = 7,242,719,681,508.11/3,925,499.31 - Step 6: Final answer
x = 1,845,044.19
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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.