Finding the Fourth Proportional to 4,739,579.49, 6,541,402.06 and 2,905,058.28
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Solution
The fourth proportional to 4,739,579.49, 6,541,402.06 and 2,905,058.28 is: 4,009,459.97
Step by Step Solution
- Step 1: Write the proportion equation
4,739,579.49 : 6,541,402.06 = 2,905,058.28 : x - Step 2: Convert to fraction form
4,739,579.49/6,541,402.06 = 2,905,058.28/x - Step 3: Cross multiply
4,739,579.49x = 6,541,402.06 × 2,905,058.28 - Step 4: Simplify right side
4,739,579.49x = 19,003,154,217,212.05 - Step 5: Solve for x
x = 19,003,154,217,212.05/4,739,579.49 - Step 6: Final answer
x = 4,009,459.97
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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.