Finding the Fourth Proportional to 1,874,792.79, 2,587,216.14 and 1,015,354.04
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Solution
The fourth proportional to 1,874,792.79, 2,587,216.14 and 1,015,354.04 is: 1,401,189.70
Step by Step Solution
- Step 1: Write the proportion equation
1,874,792.79 : 2,587,216.14 = 1,015,354.04 : x - Step 2: Convert to fraction form
1,874,792.79/2,587,216.14 = 1,015,354.04/x - Step 3: Cross multiply
1,874,792.79x = 2,587,216.14 × 1,015,354.04 - Step 4: Simplify right side
1,874,792.79x = 2,626,940,347,166.13 - Step 5: Solve for x
x = 2,626,940,347,166.13/1,874,792.79 - Step 6: Final answer
x = 1,401,189.70
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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.