Finding the Fourth Proportional to 4,692,616.50, 6,475,810.77 and 2,546,440.50
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Solution
The fourth proportional to 4,692,616.50, 6,475,810.77 and 2,546,440.50 is: 3,514,087.89
Step by Step Solution
- Step 1: Write the proportion equation
4,692,616.50 : 6,475,810.77 = 2,546,440.50 : x - Step 2: Convert to fraction form
4,692,616.50/6,475,810.77 = 2,546,440.50/x - Step 3: Cross multiply
4,692,616.50x = 6,475,810.77 × 2,546,440.50 - Step 4: Simplify right side
4,692,616.50x = 16,490,266,815,064.18 - Step 5: Solve for x
x = 16,490,266,815,064.18/4,692,616.50 - Step 6: Final answer
x = 3,514,087.89
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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.