Finding the Fourth Proportional to 1,539,688.96, 2,124,917.76 and 895,052.80
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Solution
The fourth proportional to 1,539,688.96, 2,124,917.76 and 895,052.80 is: 1,235,258.32
Step by Step Solution
- Step 1: Write the proportion equation
1,539,688.96 : 2,124,917.76 = 895,052.80 : x - Step 2: Convert to fraction form
1,539,688.96/2,124,917.76 = 895,052.80/x - Step 3: Cross multiply
1,539,688.96x = 2,124,917.76 × 895,052.80 - Step 4: Simplify right side
1,539,688.96x = 1,901,913,590,857.73 - Step 5: Solve for x
x = 1,901,913,590,857.73/1,539,688.96 - Step 6: Final answer
x = 1,235,258.32
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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.