Finding the Fourth Proportional to 4,702,943.97, 6,490,117.10 and 2,609,830.26
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Solution
The fourth proportional to 4,702,943.97, 6,490,117.10 and 2,609,830.26 is: 3,601,595.96
Step by Step Solution
- Step 1: Write the proportion equation
4,702,943.97 : 6,490,117.10 = 2,609,830.26 : x - Step 2: Convert to fraction form
4,702,943.97/6,490,117.10 = 2,609,830.26/x - Step 3: Cross multiply
4,702,943.97x = 6,490,117.10 × 2,609,830.26 - Step 4: Simplify right side
4,702,943.97x = 16,938,104,005,048.02 - Step 5: Solve for x
x = 16,938,104,005,048.02/4,702,943.97 - Step 6: Final answer
x = 3,601,595.96
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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.