Finding the Fourth Proportional to 1,577,775.84, 2,177,483.04 and 933,403.20
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Solution
The fourth proportional to 1,577,775.84, 2,177,483.04 and 933,403.20 is: 1,288,186.56
Step by Step Solution
- Step 1: Write the proportion equation
1,577,775.84 : 2,177,483.04 = 933,403.20 : x - Step 2: Convert to fraction form
1,577,775.84/2,177,483.04 = 933,403.20/x - Step 3: Cross multiply
1,577,775.84x = 2,177,483.04 × 933,403.20 - Step 4: Simplify right side
1,577,775.84x = 2,032,469,637,481.73 - Step 5: Solve for x
x = 2,032,469,637,481.73/1,577,775.84 - Step 6: Final answer
x = 1,288,186.56
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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.