Finding the Fourth Proportional to 1,853,053.74, 2,557,257.46 and 1,037,237.12
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Solution
The fourth proportional to 1,853,053.74, 2,557,257.46 and 1,037,237.12 is: 1,431,411.46
Step by Step Solution
- Step 1: Write the proportion equation
1,853,053.74 : 2,557,257.46 = 1,037,237.12 : x - Step 2: Convert to fraction form
1,853,053.74/2,557,257.46 = 1,037,237.12/x - Step 3: Cross multiply
1,853,053.74x = 2,557,257.46 × 1,037,237.12 - Step 4: Simplify right side
1,853,053.74x = 2,652,482,362,908.92 - Step 5: Solve for x
x = 2,652,482,362,908.92/1,853,053.74 - Step 6: Final answer
x = 1,431,411.46
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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.