Finding the Fourth Proportional to 1,411,536.01, 2,116,113.67 and 612,215.55
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Solution
The fourth proportional to 1,411,536.01, 2,116,113.67 and 612,215.55 is: 917,807.05
Step by Step Solution
- Step 1: Write the proportion equation
1,411,536.01 : 2,116,113.67 = 612,215.55 : x - Step 2: Convert to fraction form
1,411,536.01/2,116,113.67 = 612,215.55/x - Step 3: Cross multiply
1,411,536.01x = 2,116,113.67 × 612,215.55 - Step 4: Simplify right side
1,411,536.01x = 1,295,517,694,341.57 - Step 5: Solve for x
x = 1,295,517,694,341.57/1,411,536.01 - Step 6: Final answer
x = 917,807.05
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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.