Finding the Fourth Proportional to 2,239,896.84, 3,360,966.65 and 1,025,471.13
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Solution
The fourth proportional to 2,239,896.84, 3,360,966.65 and 1,025,471.13 is: 1,538,720.09
Step by Step Solution
- Step 1: Write the proportion equation
2,239,896.84 : 3,360,966.65 = 1,025,471.13 : x - Step 2: Convert to fraction form
2,239,896.84/3,360,966.65 = 1,025,471.13/x - Step 3: Cross multiply
2,239,896.84x = 3,360,966.65 × 1,025,471.13 - Step 4: Simplify right side
2,239,896.84x = 3,446,574,254,582.35 - Step 5: Solve for x
x = 3,446,574,254,582.35/2,239,896.84 - Step 6: Final answer
x = 1,538,720.09
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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.