Finding the Fourth Proportional to 1,363,547.46, 1,881,475.11 and 819,553.08
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Solution
The fourth proportional to 1,363,547.46, 1,881,475.11 and 819,553.08 is: 1,130,850.79
Step by Step Solution
- Step 1: Write the proportion equation
1,363,547.46 : 1,881,475.11 = 819,553.08 : x - Step 2: Convert to fraction form
1,363,547.46/1,881,475.11 = 819,553.08/x - Step 3: Cross multiply
1,363,547.46x = 1,881,475.11 × 819,553.08 - Step 4: Simplify right side
1,363,547.46x = 1,541,968,721,343.84 - Step 5: Solve for x
x = 1,541,968,721,343.84/1,363,547.46 - Step 6: Final answer
x = 1,130,850.79
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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.