Finding the Fourth Proportional to 1,896,547.09, 2,617,233.86 and 1,037,107.36
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Solution
The fourth proportional to 1,896,547.09, 2,617,233.86 and 1,037,107.36 is: 1,431,207.54
Step by Step Solution
- Step 1: Write the proportion equation
1,896,547.09 : 2,617,233.86 = 1,037,107.36 : x - Step 2: Convert to fraction form
1,896,547.09/2,617,233.86 = 1,037,107.36/x - Step 3: Cross multiply
1,896,547.09x = 2,617,233.86 × 1,037,107.36 - Step 4: Simplify right side
1,896,547.09x = 2,714,352,499,047.21 - Step 5: Solve for x
x = 2,714,352,499,047.21/1,896,547.09 - Step 6: Final answer
x = 1,431,207.54
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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.