Finding the Fourth Proportional to 5,408,386.58, 7,463,987.99 and 3,085,330.24
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Solution
The fourth proportional to 5,408,386.58, 7,463,987.99 and 3,085,330.24 is: 4,257,992.19
Step by Step Solution
- Step 1: Write the proportion equation
5,408,386.58 : 7,463,987.99 = 3,085,330.24 : x - Step 2: Convert to fraction form
5,408,386.58/7,463,987.99 = 3,085,330.24/x - Step 3: Cross multiply
5,408,386.58x = 7,463,987.99 × 3,085,330.24 - Step 4: Simplify right side
5,408,386.58x = 23,028,867,845,597.17 - Step 5: Solve for x
x = 23,028,867,845,597.17/5,408,386.58 - Step 6: Final answer
x = 4,257,992.19
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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.