Finding the Fourth Proportional to 1,862,328, 2,569,929.68 and 1,088,030.64
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Solution
The fourth proportional to 1,862,328, 2,569,929.68 and 1,088,030.64 is: 1,501,433.82
Step by Step Solution
- Step 1: Write the proportion equation
1,862,328 : 2,569,929.68 = 1,088,030.64 : x - Step 2: Convert to fraction form
1,862,328/2,569,929.68 = 1,088,030.64/x - Step 3: Cross multiply
1,862,328x = 2,569,929.68 × 1,088,030.64 - Step 4: Simplify right side
1,862,328x = 2,796,162,234,485.40 - Step 5: Solve for x
x = 2,796,162,234,485.40/1,862,328 - Step 6: Final answer
x = 1,501,433.82
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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.