Finding the Fourth Proportional to 4,012,546.13, 6,018,749.48 and 1,616,329.51
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Solution
The fourth proportional to 4,012,546.13, 6,018,749.48 and 1,616,329.51 is: 2,424,466.18
Step by Step Solution
- Step 1: Write the proportion equation
4,012,546.13 : 6,018,749.48 = 1,616,329.51 : x - Step 2: Convert to fraction form
4,012,546.13/6,018,749.48 = 1,616,329.51/x - Step 3: Cross multiply
4,012,546.13x = 6,018,749.48 × 1,616,329.51 - Step 4: Simplify right side
4,012,546.13x = 9,728,282,359,645.76 - Step 5: Solve for x
x = 9,728,282,359,645.76/4,012,546.13 - Step 6: Final answer
x = 2,424,466.18
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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.