Finding the Fourth Proportional to 1,896,741.13, 2,617,497.12 and 1,025,569.65
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Solution
The fourth proportional to 1,896,741.13, 2,617,497.12 and 1,025,569.65 is: 1,415,283.07
Step by Step Solution
- Step 1: Write the proportion equation
1,896,741.13 : 2,617,497.12 = 1,025,569.65 : x - Step 2: Convert to fraction form
1,896,741.13/2,617,497.12 = 1,025,569.65/x - Step 3: Cross multiply
1,896,741.13x = 2,617,497.12 × 1,025,569.65 - Step 4: Simplify right side
1,896,741.13x = 2,684,425,605,234.41 - Step 5: Solve for x
x = 2,684,425,605,234.41/1,896,741.13 - Step 6: Final answer
x = 1,415,283.07
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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.