Finding the Fourth Proportional to 1,803,440.64, 2,702,810.88 and 1,004,689.92
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Solution
The fourth proportional to 1,803,440.64, 2,702,810.88 and 1,004,689.92 is: 1,505,725.66
Step by Step Solution
- Step 1: Write the proportion equation
1,803,440.64 : 2,702,810.88 = 1,004,689.92 : x - Step 2: Convert to fraction form
1,803,440.64/2,702,810.88 = 1,004,689.92/x - Step 3: Cross multiply
1,803,440.64x = 2,702,810.88 × 1,004,689.92 - Step 4: Simplify right side
1,803,440.64x = 2,715,486,846,802.33 - Step 5: Solve for x
x = 2,715,486,846,802.33/1,803,440.64 - Step 6: Final answer
x = 1,505,725.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.