Finding the Fourth Proportional to 2,852,987.24, 3,937,104.56 and 1,563,881.96
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Solution
The fourth proportional to 2,852,987.24, 3,937,104.56 and 1,563,881.96 is: 2,158,147.33
Step by Step Solution
- Step 1: Write the proportion equation
2,852,987.24 : 3,937,104.56 = 1,563,881.96 : x - Step 2: Convert to fraction form
2,852,987.24/3,937,104.56 = 1,563,881.96/x - Step 3: Cross multiply
2,852,987.24x = 3,937,104.56 × 1,563,881.96 - Step 4: Simplify right side
2,852,987.24x = 6,157,166,796,017.74 - Step 5: Solve for x
x = 6,157,166,796,017.74/2,852,987.24 - Step 6: Final answer
x = 2,158,147.33
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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.