Finding the Fourth Proportional to 3,586,058.72, 4,948,616.68 and 1,954,430.97
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Solution
The fourth proportional to 3,586,058.72, 4,948,616.68 and 1,954,430.97 is: 2,697,036.06
Step by Step Solution
- Step 1: Write the proportion equation
3,586,058.72 : 4,948,616.68 = 1,954,430.97 : x - Step 2: Convert to fraction form
3,586,058.72/4,948,616.68 = 1,954,430.97/x - Step 3: Cross multiply
3,586,058.72x = 4,948,616.68 × 1,954,430.97 - Step 4: Simplify right side
3,586,058.72x = 9,671,729,693,164.50 - Step 5: Solve for x
x = 9,671,729,693,164.50/3,586,058.72 - Step 6: Final answer
x = 2,697,036.06
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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.