Finding the Fourth Proportional to 3,162,642.06, 4,743,962.99 and 766,486.70
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Solution
The fourth proportional to 3,162,642.06, 4,743,962.99 and 766,486.70 is: 1,149,730.02
Step by Step Solution
- Step 1: Write the proportion equation
3,162,642.06 : 4,743,962.99 = 766,486.70 : x - Step 2: Convert to fraction form
3,162,642.06/4,743,962.99 = 766,486.70/x - Step 3: Cross multiply
3,162,642.06x = 4,743,962.99 × 766,486.70 - Step 4: Simplify right side
3,162,642.06x = 3,636,184,534,550.66 - Step 5: Solve for x
x = 3,636,184,534,550.66/3,162,642.06 - Step 6: Final answer
x = 1,149,730.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.