Finding the Fourth Proportional to 1,569,440.51, 2,165,678.28 and 880,954.70
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Solution
The fourth proportional to 1,569,440.51, 2,165,678.28 and 880,954.70 is: 1,215,633.50
Step by Step Solution
- Step 1: Write the proportion equation
1,569,440.51 : 2,165,678.28 = 880,954.70 : x - Step 2: Convert to fraction form
1,569,440.51/2,165,678.28 = 880,954.70/x - Step 3: Cross multiply
1,569,440.51x = 2,165,678.28 × 880,954.70 - Step 4: Simplify right side
1,569,440.51x = 1,907,864,459,453.92 - Step 5: Solve for x
x = 1,907,864,459,453.92/1,569,440.51 - Step 6: Final answer
x = 1,215,633.50
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1.5x scale
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.