Finding the Fourth Proportional to 1,525,497.84, 2,105,567.73 and 881,291.88
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Solution
The fourth proportional to 1,525,497.84, 2,105,567.73 and 881,291.88 is: 1,216,402.73
Step by Step Solution
- Step 1: Write the proportion equation
1,525,497.84 : 2,105,567.73 = 881,291.88 : x - Step 2: Convert to fraction form
1,525,497.84/2,105,567.73 = 881,291.88/x - Step 3: Cross multiply
1,525,497.84x = 2,105,567.73 × 881,291.88 - Step 4: Simplify right side
1,525,497.84x = 1,855,619,743,239.03 - Step 5: Solve for x
x = 1,855,619,743,239.03/1,525,497.84 - Step 6: Final answer
x = 1,216,402.73
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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.