Finding the Fourth Proportional to 4,674,590.36, 6,450,940.88 and 2,637,589.40
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Solution
The fourth proportional to 4,674,590.36, 6,450,940.88 and 2,637,589.40 is: 3,639,876.86
Step by Step Solution
- Step 1: Write the proportion equation
4,674,590.36 : 6,450,940.88 = 2,637,589.40 : x - Step 2: Convert to fraction form
4,674,590.36/6,450,940.88 = 2,637,589.40/x - Step 3: Cross multiply
4,674,590.36x = 6,450,940.88 × 2,637,589.40 - Step 4: Simplify right side
4,674,590.36x = 17,014,933,285,114.67 - Step 5: Solve for x
x = 17,014,933,285,114.67/4,674,590.36 - Step 6: Final answer
x = 3,639,876.86
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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.