Finding the Fourth Proportional to 5,115,058.44, 7,058,277.76 and 2,823,071.36
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Solution
The fourth proportional to 5,115,058.44, 7,058,277.76 and 2,823,071.36 is: 3,895,560.93
Step by Step Solution
- Step 1: Write the proportion equation
5,115,058.44 : 7,058,277.76 = 2,823,071.36 : x - Step 2: Convert to fraction form
5,115,058.44/7,058,277.76 = 2,823,071.36/x - Step 3: Cross multiply
5,115,058.44x = 7,058,277.76 × 2,823,071.36 - Step 4: Simplify right side
5,115,058.44x = 19,926,021,795,180.95 - Step 5: Solve for x
x = 19,926,021,795,180.95/5,115,058.44 - Step 6: Final answer
x = 3,895,560.93
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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.