Finding the Fourth Proportional to 1,827,837.87, 2,521,622.14 and 1,102,282.39
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Solution
The fourth proportional to 1,827,837.87, 2,521,622.14 and 1,102,282.39 is: 1,520,670.81
Step by Step Solution
- Step 1: Write the proportion equation
1,827,837.87 : 2,521,622.14 = 1,102,282.39 : x - Step 2: Convert to fraction form
1,827,837.87/2,521,622.14 = 1,102,282.39/x - Step 3: Cross multiply
1,827,837.87x = 2,521,622.14 × 1,102,282.39 - Step 4: Simplify right side
1,827,837.87x = 2,779,539,679,552.44 - Step 5: Solve for x
x = 2,779,539,679,552.44/1,827,837.87 - Step 6: Final answer
x = 1,520,670.81
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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.