Finding the Fourth Proportional to 4,620,058.47, 6,374,972.43 and 2,659,557.74
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Solution
The fourth proportional to 4,620,058.47, 6,374,972.43 and 2,659,557.74 is: 3,669,781.96
Step by Step Solution
- Step 1: Write the proportion equation
4,620,058.47 : 6,374,972.43 = 2,659,557.74 : x - Step 2: Convert to fraction form
4,620,058.47/6,374,972.43 = 2,659,557.74/x - Step 3: Cross multiply
4,620,058.47x = 6,374,972.43 × 2,659,557.74 - Step 4: Simplify right side
4,620,058.47x = 16,954,607,236,618.24 - Step 5: Solve for x
x = 16,954,607,236,618.24/4,620,058.47 - Step 6: Final answer
x = 3,669,781.96
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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.