Finding the Fourth Proportional to 3,488,587.75, 5,232,881.68 and 1,092,619.90
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Solution
The fourth proportional to 3,488,587.75, 5,232,881.68 and 1,092,619.90 is: 1,638,929.87
Step by Step Solution
- Step 1: Write the proportion equation
3,488,587.75 : 5,232,881.68 = 1,092,619.90 : x - Step 2: Convert to fraction form
3,488,587.75/5,232,881.68 = 1,092,619.90/x - Step 3: Cross multiply
3,488,587.75x = 5,232,881.68 × 1,092,619.90 - Step 4: Simplify right side
3,488,587.75x = 5,717,550,661,722.99 - Step 5: Solve for x
x = 5,717,550,661,722.99/3,488,587.75 - Step 6: Final answer
x = 1,638,929.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.