Finding the Fourth Proportional to 3,696,780.52, 5,101,374.42 and 2,064,863.08
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Solution
The fourth proportional to 3,696,780.52, 5,101,374.42 and 2,064,863.08 is: 2,849,409.00
Step by Step Solution
- Step 1: Write the proportion equation
3,696,780.52 : 5,101,374.42 = 2,064,863.08 : x - Step 2: Convert to fraction form
3,696,780.52/5,101,374.42 = 2,064,863.08/x - Step 3: Cross multiply
3,696,780.52x = 5,101,374.42 × 2,064,863.08 - Step 4: Simplify right side
3,696,780.52x = 10,533,639,697,114.41 - Step 5: Solve for x
x = 10,533,639,697,114.41/3,696,780.52 - Step 6: Final answer
x = 2,849,409.00
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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.