Finding the Fourth Proportional to 1,544,878.68, 2,317,319.46 and 878,631
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Solution
The fourth proportional to 1,544,878.68, 2,317,319.46 and 878,631 is: 1,317,947.32
Step by Step Solution
- Step 1: Write the proportion equation
1,544,878.68 : 2,317,319.46 = 878,631 : x - Step 2: Convert to fraction form
1,544,878.68/2,317,319.46 = 878,631/x - Step 3: Cross multiply
1,544,878.68x = 2,317,319.46 × 878,631 - Step 4: Simplify right side
1,544,878.68x = 2,036,068,714,459.26 - Step 5: Solve for x
x = 2,036,068,714,459.26/1,544,878.68 - Step 6: Final answer
x = 1,317,947.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.