Finding the Fourth Proportional to 2,038,236.06, 2,812,801.50 and 1,120,503.87
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Solution
The fourth proportional to 2,038,236.06, 2,812,801.50 and 1,120,503.87 is: 1,546,314.99
Step by Step Solution
- Step 1: Write the proportion equation
2,038,236.06 : 2,812,801.50 = 1,120,503.87 : x - Step 2: Convert to fraction form
2,038,236.06/2,812,801.50 = 1,120,503.87/x - Step 3: Cross multiply
2,038,236.06x = 2,812,801.50 × 1,120,503.87 - Step 4: Simplify right side
2,038,236.06x = 3,151,754,966,291.81 - Step 5: Solve for x
x = 3,151,754,966,291.81/2,038,236.06 - Step 6: Final answer
x = 1,546,314.99
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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.