Finding the Fourth Proportional to 4,893,417.12, 6,755,370.09 and 3,058,895.91
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Solution
The fourth proportional to 4,893,417.12, 6,755,370.09 and 3,058,895.91 is: 4,222,810.65
Step by Step Solution
- Step 1: Write the proportion equation
4,893,417.12 : 6,755,370.09 = 3,058,895.91 : x - Step 2: Convert to fraction form
4,893,417.12/6,755,370.09 = 3,058,895.91/x - Step 3: Cross multiply
4,893,417.12x = 6,755,370.09 × 3,058,895.91 - Step 4: Simplify right side
4,893,417.12x = 20,663,973,938,837.33 - Step 5: Solve for x
x = 20,663,973,938,837.33/4,893,417.12 - Step 6: Final answer
x = 4,222,810.65
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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.