Finding the Fourth Proportional to 1,376,574.66, 1,899,801.36 and 832,843.98
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Solution
The fourth proportional to 1,376,574.66, 1,899,801.36 and 832,843.98 is: 1,149,402.33
Step by Step Solution
- Step 1: Write the proportion equation
1,376,574.66 : 1,899,801.36 = 832,843.98 : x - Step 2: Convert to fraction form
1,376,574.66/1,899,801.36 = 832,843.98/x - Step 3: Cross multiply
1,376,574.66x = 1,899,801.36 × 832,843.98 - Step 4: Simplify right side
1,376,574.66x = 1,582,238,125,871.81 - Step 5: Solve for x
x = 1,582,238,125,871.81/1,376,574.66 - Step 6: Final answer
x = 1,149,402.33
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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.