Finding the Fourth Proportional to 1,754,900.14, 2,421,539.57 and 1,029,483.18
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Solution
The fourth proportional to 1,754,900.14, 2,421,539.57 and 1,029,483.18 is: 1,420,556.19
Step by Step Solution
- Step 1: Write the proportion equation
1,754,900.14 : 2,421,539.57 = 1,029,483.18 : x - Step 2: Convert to fraction form
1,754,900.14/2,421,539.57 = 1,029,483.18/x - Step 3: Cross multiply
1,754,900.14x = 2,421,539.57 × 1,029,483.18 - Step 4: Simplify right side
1,754,900.14x = 2,492,934,257,019.43 - Step 5: Solve for x
x = 2,492,934,257,019.43/1,754,900.14 - Step 6: Final answer
x = 1,420,556.19
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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.