Finding the Fourth Proportional to 3,048,607.49, 4,206,775.16 and 1,759,863.06
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Solution
The fourth proportional to 3,048,607.49, 4,206,775.16 and 1,759,863.06 is: 2,428,436.01
Step by Step Solution
- Step 1: Write the proportion equation
3,048,607.49 : 4,206,775.16 = 1,759,863.06 : x - Step 2: Convert to fraction form
3,048,607.49/4,206,775.16 = 1,759,863.06/x - Step 3: Cross multiply
3,048,607.49x = 4,206,775.16 × 1,759,863.06 - Step 4: Simplify right side
3,048,607.49x = 7,403,348,210,209.25 - Step 5: Solve for x
x = 7,403,348,210,209.25/3,048,607.49 - Step 6: Final answer
x = 2,428,436.01
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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.