Finding the Fourth Proportional to 4,640,860.77, 6,404,291.34 and 2,575,755.19
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Solution
The fourth proportional to 4,640,860.77, 6,404,291.34 and 2,575,755.19 is: 3,554,488.59
Step by Step Solution
- Step 1: Write the proportion equation
4,640,860.77 : 6,404,291.34 = 2,575,755.19 : x - Step 2: Convert to fraction form
4,640,860.77/6,404,291.34 = 2,575,755.19/x - Step 3: Cross multiply
4,640,860.77x = 6,404,291.34 × 2,575,755.19 - Step 4: Simplify right side
4,640,860.77x = 16,495,886,657,277.05 - Step 5: Solve for x
x = 16,495,886,657,277.05/4,640,860.77 - Step 6: Final answer
x = 3,554,488.59
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1.5x scale
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.