Finding the Fourth Proportional to 1,746,164.88, 2,409,671.88 and 1,021,441.68
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Solution
The fourth proportional to 1,746,164.88, 2,409,671.88 and 1,021,441.68 is: 1,409,568.66
Step by Step Solution
- Step 1: Write the proportion equation
1,746,164.88 : 2,409,671.88 = 1,021,441.68 : x - Step 2: Convert to fraction form
1,746,164.88/2,409,671.88 = 1,021,441.68/x - Step 3: Cross multiply
1,746,164.88x = 2,409,671.88 × 1,021,441.68 - Step 4: Simplify right side
1,746,164.88x = 2,461,339,293,355.96 - Step 5: Solve for x
x = 2,461,339,293,355.96/1,746,164.88 - Step 6: Final answer
x = 1,409,568.66
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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.