Finding the Fourth Proportional to 1,905,773.06, 2,629,971.99 and 1,046,388.98
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Solution
The fourth proportional to 1,905,773.06, 2,629,971.99 and 1,046,388.98 is: 1,444,019.63
Step by Step Solution
- Step 1: Write the proportion equation
1,905,773.06 : 2,629,971.99 = 1,046,388.98 : x - Step 2: Convert to fraction form
1,905,773.06/2,629,971.99 = 1,046,388.98/x - Step 3: Cross multiply
1,905,773.06x = 2,629,971.99 × 1,046,388.98 - Step 4: Simplify right side
1,905,773.06x = 2,751,973,694,894.81 - Step 5: Solve for x
x = 2,751,973,694,894.81/1,905,773.06 - Step 6: Final answer
x = 1,444,019.63
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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.